{"title":"CSR Bradford","description":"\u003cp\u003eCSR Bradford insulation, sarking, wall wrap and roof ventilation. Australian made, stocked and delivered by AWBM.\u003c\/p\u003e","products":[{"product_id":"bradford-solabrite-skylight","title":"Bradford SolaBrite Skylight","description":"\u003cp\u003eBradford SolaBrite skylight in 300 mm and 400 mm. A tubular skylight that brings daylight from the roof down into a room with no window.\u003c\/p\u003e\n\u003ch3\u003eWhich diameter\u003c\/h3\u003e\n\u003cp\u003eThe 300 mm suits a small room, a hallway, a bathroom or a walk-in robe. The 400 mm covers a larger room or a space with a longer run from roof to ceiling, because light is lost along the tube. If in doubt on a long run, the larger diameter is the safer order.\u003c\/p\u003e\n\u003ch3\u003eWorth knowing before you order\u003c\/h3\u003e\n\u003cp\u003eA skylight is a roof penetration, so plan the flashing detail for your roof type, and check what is in the roof space directly above the ceiling opening before committing to a position.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below. For the manufacturer installation and specification documents, \u003ca href=\"\/pages\/contact\"\u003eask us\u003c\/a\u003e.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"300mm","offer_id":45351429275830,"sku":"61424","price":653.6,"currency_code":"AUD","in_stock":true},{"title":"400mm","offer_id":45351429308598,"sku":"61425","price":889.2,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-solabrite-skylight.jpg?v=1786564380"},{"product_id":"bradford-airmaster-egg-crate-grille-150mm","title":"Bradford AirMaster Egg Crate Grille 150mm","description":"\u003cp\u003eBradford AirMaster egg crate grille, short pattern, 150 mm. A ceiling or wall grille that finishes a 150 mm duct outlet.\u003c\/p\u003e\n\u003ch3\u003eWhere it fits\u003c\/h3\u003e\n\u003cp\u003eAn egg crate face gives a high free area, so it restricts airflow less than a bladed grille of the same size. That makes it the usual choice on return air and general extract where the priority is getting air through rather than directing it.\u003c\/p\u003e\n\u003cp\u003eMatch the grille to the duct size, not to the opening you have cut. A 150 mm grille belongs on a 150 mm duct.\u003c\/p\u003e\n\u003cp\u003eThe CSR product code is in the table below. If you need the manufacturer specification sheet for a submission, \u003ca href=\"\/pages\/contact\"\u003eask us\u003c\/a\u003e and we will send the current version.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Egg crate short 150 mm","offer_id":45351430389942,"sku":"61337","price":139.65,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-airmaster-egg-crate-grille-150mm.jpg?v=1786539680"},{"product_id":"flexible-pointing-compound-10l","title":"Flexible Pointing Compound 10L","description":"\u003cp\u003eFlexible pointing compound, 10 L, in Wild Rice and Wollemi.\u003c\/p\u003e\n\u003ch3\u003eFlexible for a reason\u003c\/h3\u003e\n\u003cp\u003eA tiled roof moves. Ridge and hip bedding is exactly where that movement concentrates, which is why rigid mortar pointing cracks and lets water in over time. A flexible pointing compound is formulated to move with the roof instead of fighting it, which is what makes the repair last.\u003c\/p\u003e\n\u003ch3\u003eColour\u003c\/h3\u003e\n\u003cp\u003eTwo colours are stocked. On a repointing job, colour match against the existing roof in daylight rather than from a screen, because tiled roof colours weather considerably.\u003c\/p\u003e\n\u003cp\u003eColours and CSR product codes are in the table below. For coverage rates and application instructions, \u003ca href=\"\/pages\/contact\"\u003eask us\u003c\/a\u003e and we will send the manufacturer data sheet.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Wild Rice","offer_id":45351430488246,"sku":"155096","price":201.4,"currency_code":"AUD","in_stock":true},{"title":"Wollemi","offer_id":45351430521014,"sku":"155097","price":201.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/flexible-pointing-compound-10l.jpg?v=1786564380"},{"product_id":"bradford-static-vent-mill-300mm","title":"Bradford Static Vent Mill 300mm","description":"\u003cp\u003eBradford static vent, mill finish, 300 mm. A fixed roof vent with no moving parts.\u003c\/p\u003e\n\u003ch3\u003eStatic against turbine\u003c\/h3\u003e\n\u003cp\u003eA static vent has nothing to spin, seize or replace, and it makes no noise in a high wind. It also moves less air than a turbine of the same diameter, so a roof space that needs real extraction usually needs several static vents or one turbine. Where the priority is a maintenance free vent that will still be working in twenty years, static is the choice.\u003c\/p\u003e\n\u003cp\u003eLike any extractor it needs inlet air, so pair it with \u003ca href=\"\/products\/bradford-eave-vents\"\u003eeave vents\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eThe CSR product code is in the table below. For the manufacturer specification sheet, \u003ca href=\"\/pages\/contact\"\u003eask us\u003c\/a\u003e.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Static vent, mill 300 mm","offer_id":45351430586550,"sku":"61912","price":282.15,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-static-vent-mill-300mm.jpg?v=1786539681"},{"product_id":"bradford-general-purpose-vent-150mm","title":"Bradford General Purpose Vent 150mm","description":"\u003cp\u003eBradford general purpose vent, white, 150 mm. A basic vent for a 150 mm duct outlet.\u003c\/p\u003e\n\u003ch3\u003eStraightforward by design\u003c\/h3\u003e\n\u003cp\u003eNo moving parts, no electricity, nothing to service. It is the default fitting where a duct needs a tidy finished outlet and the job does not call for anything more specific. White suits most ceiling and wall finishes without further work.\u003c\/p\u003e\n\u003cp\u003eMatch it to the duct size rather than the hole. If the job needs a higher free area for return air, look at an \u003ca href=\"\/products\/bradford-airmaster-egg-crate-grille-150mm\"\u003eegg crate grille\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003cp\u003eThe CSR product code is in the table below. Need the manufacturer specification sheet? \u003ca href=\"\/pages\/contact\"\u003eAsk us\u003c\/a\u003e and we will send the current version.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"General purpose vent, white 150 mm","offer_id":45351430652086,"sku":"61377","price":127.3,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-general-purpose-vent-150mm.jpg?v=1786539681"},{"product_id":"bradford-round-ceiling-grille","title":"Bradford Round Ceiling Grille","description":"\u003cp\u003eBradford round ceiling grille in 200 mm, 250 mm and 300 mm. A circular ceiling outlet for ducted supply or extract.\u003c\/p\u003e\n\u003ch3\u003eSizing\u003c\/h3\u003e\n\u003cp\u003eOrder to match the duct, not the ceiling opening. Fitting a larger grille to a smaller duct does not increase airflow, it just changes what the ceiling looks like, and undersizing the grille on a large duct creates noise at the outlet.\u003c\/p\u003e\n\u003cp\u003eRound grilles suit exposed and open ceilings where a square face would look like part of a suspended grid that is not there.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below. If you need the manufacturer specification sheet, \u003ca href=\"\/pages\/contact\"\u003eask us\u003c\/a\u003e.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"200mm","offer_id":45351430684854,"sku":"62035","price":95.95,"currency_code":"AUD","in_stock":true},{"title":"250mm","offer_id":45351430717622,"sku":"62036","price":123.5,"currency_code":"AUD","in_stock":true},{"title":"300mm","offer_id":45351430750390,"sku":"62037","price":155.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-round-ceiling-grille.jpg?v=1786539681"},{"product_id":"bradford-suredraft-ventilator","title":"Bradford SureDraft Ventilator","description":"\u003cp\u003eBradford SureDraft ventilator in 250 mm and 300 mm, mill finish, with the fixing plate available separately.\u003c\/p\u003e\n\u003ch3\u003eCheck what you need before ordering\u003c\/h3\u003e\n\u003cp\u003eThe fixing plate is listed as its own line. On a new installation you generally need both the ventilator and the plate. On a replacement where the existing plate is sound, the ventilator alone is the cheaper order. Look at what is already on the roof first.\u003c\/p\u003e\n\u003ch3\u003eSizing\u003c\/h3\u003e\n\u003cp\u003eThe 300 mm moves more air than the 250 mm. Roof space volume and the number of units are what determine the result, along with having enough inlet area at the eaves for air to enter.\u003c\/p\u003e\n\u003cp\u003eOptions and CSR product codes are in the table below. For the manufacturer specification sheet, \u003ca href=\"\/pages\/contact\"\u003eask us\u003c\/a\u003e.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"SureDraft fixing plate, mill 300 mm","offer_id":45351433011382,"sku":"61303","price":136.8,"currency_code":"AUD","in_stock":true},{"title":"SureDraft mill 250 mm","offer_id":45351433044150,"sku":"61301","price":450.3,"currency_code":"AUD","in_stock":true},{"title":"SureDraft mill 300 mm","offer_id":45351433076918,"sku":"61302","price":519.65,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-suredraft-ventilator.jpg?v=1786539811"},{"product_id":"bradfix-plasti-grip-washers","title":"Bradfix Plasti-Grip Washers","description":"\u003cp\u003eBradfix Plasti-Grip washers are 45 mm button washers for fixing wall wrap and sarking, 1000 per box.\u003c\/p\u003e\n\u003ch3\u003eWhy a washer instead of just a fastener\u003c\/h3\u003e\n\u003cp\u003eA fastener driven straight through a membrane concentrates all its load on a small hole. In wind, that hole becomes a tear, and a torn wall wrap stops being a weather barrier from that point across. The large washer face spreads the load so the membrane holds instead of splitting.\u003c\/p\u003e\n\u003ch3\u003eWhere it matters most\u003c\/h3\u003e\n\u003cp\u003eHigh wind sites, and steel frame construction where the wrap is fixed rather than stapled. On an exposed frame that stands wrapped for weeks before cladding, the fixing detail is usually what decides whether the wrap is still intact when the cladding goes on.\u003c\/p\u003e\n\u003cp\u003eThe CSR product code is in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"45 mm button washer (1000 per box)","offer_id":45351433109686,"sku":"136770","price":316.35,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradfix-plasti-grip-washers.jpg?v=1786539813"},{"product_id":"bradford-rockwool-fireseal-fz-roof-batts-100mm","title":"Bradford Rockwool Fireseal FZ Roof Batts 100mm","description":"\u003cp\u003eBradford Rockwool Fireseal FZ roof batts are non-combustible stone wool, 100 mm thick, cut 1200 x 115 mm and packed 10 to a pack. They are made for one job: sealing the roof edge in the most extreme bushfire conditions.\u003c\/p\u003e\n\u003ch3\u003eFlame Zone is a different problem\u003c\/h3\u003e\n\u003cp\u003eAt BAL Flame Zone the design is no longer about radiant heat alone, it is about direct flame contact and ember entry at the vulnerable edges of the roof. These batts pack into those gaps and hold their form under heat, rated for continuous service to 650 °C.\u003c\/p\u003e\n\u003ch3\u003eStone wool, not glasswool\u003c\/h3\u003e\n\u003cp\u003eStone wool is used here for its heat tolerance. It stays intact at temperatures that would take other materials out of service, which is what a Flame Zone detail needs from the material sitting in the gap.\u003c\/p\u003e\n\u003ch3\u003eBefore you order\u003c\/h3\u003e\n\u003cp\u003eA Flame Zone rating applies to a system installed to specification, not to a product on its own. If the site is BAL-FZ, work from the specification for the roof detail and confirm the product suits it. Ask us if you need the manufacturer documentation.\u003c\/p\u003e\n\u003cp\u003ePack detail and the CSR product code are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1200 x 115 mm (10 per pack)","offer_id":45351819804854,"sku":"125083","price":138.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-rockwool-fireseal-fz-roof-batts.jpg?v=1786539814"},{"product_id":"bradford-solarxvent-solar-roof-ventilator-150mm","title":"Bradford SolarXVENT Solar Roof Ventilator 150mm","description":"\u003cp\u003eBradford SolarXVENT is a solar powered roof ventilator, 150 mm, in Night Sky. It runs on sunlight, so there is no wiring to the mains and no running cost.\u003c\/p\u003e\n\u003ch3\u003eSolar suits this job unusually well\u003c\/h3\u003e\n\u003cp\u003eThe roof space needs ventilating most on a hot sunny afternoon, which is exactly when a solar panel is producing most. The demand and the supply line up naturally, which is not true of most solar powered equipment.\u003c\/p\u003e\n\u003ch3\u003eNo electrician required\u003c\/h3\u003e\n\u003cp\u003eWith no mains connection there is no switchboard work and no ongoing cost. That makes it a straightforward retrofit on an existing house where running a circuit into the roof space would be the expensive part of the job.\u003c\/p\u003e\n\u003ch3\u003eStill needs an inlet\u003c\/h3\u003e\n\u003cp\u003eAir has to enter the roof space somewhere for any extractor to move air out. Eave vents are the usual answer.\u003c\/p\u003e\n\u003cp\u003eLow profile UV resistant design, fits most tiled and metal roofs. The CSR product code is in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"SolarXVENT Night Sky 150 mm","offer_id":45351433273526,"sku":"187002","price":280.25,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-solarxvent-solar-roof-ventilator-150mm.jpg?v=1786539813"},{"product_id":"r2-5-martini-polyester-acoustic-floor-blanket","title":"R2.5 Martini Polyester Acoustic Floor Blanket","description":"\u003cp\u003eR2.5 Martini polyester acoustic floor blanket, supplied as a 10 m roll, 430 mm wide and 140 mm thick, covering 8.6 m².\u003c\/p\u003e\n\u003ch3\u003eMade for the space between floor joists\u003c\/h3\u003e\n\u003cp\u003eThe 430 mm width and the roll format are the point. It runs out along a joist bay rather than being cut batt by batt, which suits midfloor and suspended floor work where the bays are long and consistent. At 140 mm it fills a deep joist cavity.\u003c\/p\u003e\n\u003ch3\u003ePolyester, so no itch\u003c\/h3\u003e\n\u003cp\u003eUnderfloor and midfloor work often means working overhead in a confined space. Polyester does not itch and does not need the full covered-up kit, which is a real difference when you are on your back between joists.\u003c\/p\u003e\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eTwo things at once: it cuts noise carrying between the floor above and the space below, and it carries an R2.5 thermal figure for the floor. Thermal rating is declared to AS\/NZS 4859.1 by the manufacturer.\u003c\/p\u003e\n\u003ch3\u003eA note on acoustic figures\u003c\/h3\u003e\n\u003cp\u003eThe Rw or Ln,w of a floor belongs to the whole build-up, including the flooring, the underlay and the ceiling below. Tell us the system and we will send the report that matches it.\u003c\/p\u003e\n\u003cp\u003eRoll size, coverage and the CSR product code are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"R2.5, 10 m x 430 mm x 140 mm (8.6 m²)","offer_id":45351440384182,"sku":"127824","price":188.1,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r2-5-martini-polyester-acoustic-floor-blanket.jpg?v=1786564803"},{"product_id":"bradford-turboventura-roof-ventilator-150mm","title":"Bradford TurboVentura Roof Ventilator 150mm","description":"\u003cp\u003eBradford TurboVentura is a small wind driven roof ventilator, 150 mm, in black. It runs on wind alone with no electricity.\u003c\/p\u003e\n\u003ch3\u003eSized for small spaces\u003c\/h3\u003e\n\u003cp\u003eAt 150 mm this is not a whole-house ventilator. It suits small or compartmented roof spaces, extensions, garages and areas that a single large turbine cannot reach because the roof space is divided. Two small units serving two separate spaces will beat one large unit that only draws from one of them.\u003c\/p\u003e\n\u003ch3\u003eStill needs an inlet\u003c\/h3\u003e\n\u003cp\u003eEvery extractor needs air coming in somewhere, and in a small compartment that is easy to overlook.\u003c\/p\u003e\n\u003cp\u003eLow profile UV resistant housing, fits most tiled and metal roofs. The CSR product code is in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"TurboVentura Black 150 mm","offer_id":45351440416950,"sku":"61375","price":296.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-turboventura-roof-ventilator-150mm.jpg?v=1786564759"},{"product_id":"bradford-perimeter-spacer","title":"Bradford Perimeter Spacer","description":"\u003cp\u003eBradford perimeter spacer is a ribbed edge vent that maintains a 20 mm airflow gap at the perimeter of a ceiling, 430 x 660 mm, 50 per pack. Made from 30% recycled material.\u003c\/p\u003e\n\u003ch3\u003eIt exists because of a specific code requirement\u003c\/h3\u003e\n\u003cp\u003eIt is a Deemed-to-Satisfy solution under NCC 2022 Section 10.8.3. The requirement is about keeping air moving at the roof edge so moisture does not accumulate where the ceiling insulation meets the eaves, which is one of the tightest and most condensation-prone parts of a roof.\u003c\/p\u003e\n\u003ch3\u003eWhat it does in practice\u003c\/h3\u003e\n\u003cp\u003eCeiling insulation pushed hard into the eaves blocks the airflow path completely. The spacer holds a consistent 20 mm gap so air can still move, without relying on the installer eyeballing a clearance batt by batt across the whole perimeter.\u003c\/p\u003e\n\u003cp\u003eLightweight and straightforward to fit in new builds or retrofits. The CSR product code is in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"430 x 660 mm (50 per pack)","offer_id":45351440482486,"sku":"490472","price":1083.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-perimeter-spacer_901c7ce1-37d6-498f-b802-8660986d015d-opt.jpg?v=1786565736"},{"product_id":"bradford-whirlymate-ceiling-vent-kit","title":"Bradford WhirlyMate Ceiling Vent Kit","description":"\u003cp\u003eBradford WhirlyMate is a ceiling vent kit that lets air move from inside the house into the roof cavity, where a roof ventilator extracts it. Supplied as a kit, with the mounting box available separately.\u003c\/p\u003e\n\u003ch3\u003eIt only works as part of a system\u003c\/h3\u003e\n\u003cp\u003eOn its own a ceiling vent does nothing useful. It is the indoor end of a path that ends at a roof ventilator. Fit the two together and you can pull hot air out of the living space rather than only out of the roof cavity. Fit the vent without the extractor and you have made a hole in the ceiling.\u003c\/p\u003e\n\u003ch3\u003ePractical notes\u003c\/h3\u003e\n\u003cp\u003eLow profile design that blends with most ceiling finishes, and light enough to fit into a new or existing ceiling without special support. The mounting box is stocked separately for retrofits where the original box is missing or damaged.\u003c\/p\u003e\n\u003cp\u003eOptions and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"WhirlyMate kit (1 pack)","offer_id":45351440515254,"sku":"61325","price":95.0,"currency_code":"AUD","in_stock":true},{"title":"WhirlyMate mounting box","offer_id":45351440548022,"sku":"61327","price":130.15,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-whirlymate-ceiling-vent-kit.jpg?v=1786539941"},{"product_id":"bradford-turbobeam-roof-ventilator-250mm","title":"Bradford TurboBeam Roof Ventilator 250mm","description":"\u003cp\u003eBradford TurboBeam is a wind driven roof ventilator, 250 mm, with a clear turbine head. It ventilates without electricity and lets daylight into the roof space at the same time.\u003c\/p\u003e\n\u003ch3\u003eTwo jobs from one penetration\u003c\/h3\u003e\n\u003cp\u003eEvery hole in a roof is a detail that has to be flashed and maintained. TurboBeam extracts hot and moist air like any turbine, and the clear head also brightens the roof space, which makes a real difference the next time someone has to get up there to run a cable or check a leak.\u003c\/p\u003e\n\u003ch3\u003eIt needs an inlet\u003c\/h3\u003e\n\u003cp\u003eAir has to enter the roof space for a turbine to extract from it. Pair it with \u003ca href=\"\/products\/bradford-eave-vents\"\u003eeave vents\u003c\/a\u003e or another inlet.\u003c\/p\u003e\n\u003cp\u003eFits most metal or tiled roofs. The CSR product code is in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"TurboBeam Clear 250 mm","offer_id":45351440744630,"sku":"61183","price":214.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-turbobeam-roof-ventilator-250mm.jpg?v=1786539944"},{"product_id":"bradford-multitel-bal-bushfire-blanket","title":"Bradford Multitel BAL Bushfire Blanket","description":"\u003cp\u003eBradford Multitel is a narrow non-combustible glasswool roll made for one job: sealing the ember entry points around the edge of a metal roof. It is 300 mm wide and 25 mm thick, so it packs into the gaps a full width blanket cannot reach.\u003c\/p\u003e\n\u003ch3\u003eWhere it goes\u003c\/h3\u003e\n\u003cp\u003eGutter lines, hips, valleys and ridges. These are the openings where the roof sheet profile leaves a gap at the end of the run, and in a bushfire those gaps are how embers get into the roof space. Multitel cuts and shapes to follow the sheet profile and closes them off.\u003c\/p\u003e\n\u003ch3\u003eWhat it is rated for\u003c\/h3\u003e\n\u003cp\u003eSuitable for BAL 12.5 through to BAL 40 when installed to specification, and deemed non-combustible to AS 1530.1. It does not replace the roofing blanket over the body of the roof, it seals the perimeter. If the whole roof needs a bushfire rating, the blanket under the sheeting has to carry one too. \u003ca href=\"\/products\/bradford-anticon-roofing-blanket-light-duty\"\u003eBradford Anticon\u003c\/a\u003e is rated from BAL 12.5 through to Flame Zone.\u003c\/p\u003e\n\u003ch3\u003eOrdering\u003c\/h3\u003e\n\u003cp\u003eSold by the pack of four 20 m rolls, which comes to 24 m² of material. Because it runs along edges rather than covering an area, work out how many lineal metres of gutter, hip, valley and ridge you have to seal, not the roof area. Each roll gives 20 lineal metres.\u003c\/p\u003e\n\u003cp\u003eFor where the perimeter seal sits against the rest of the roof build-up, see \u003ca href=\"\/blogs\/blog\/metal-roof-insulation-australia\"\u003eMetal roof insulation in Australia\u003c\/a\u003e. The CSR product code and pack detail are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"BAL 12.5-40, 20 m x 300 mm x 25 mm (4 rolls per pack)","offer_id":45351440777398,"sku":"100061","price":152.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-multitel-bal-bushfire-blanket.jpg?v=1786564760"},{"product_id":"bradford-rockwool-fibertex-820-strips","title":"Bradford Rockwool Fibertex 820 Strips","description":"\u003cp\u003eBradford Rockwool Fibertex 820 strips are pre-cut high density stone wool, 750 x 225 x 13 mm, 60 to a pack, rated for service up to 820 °C.\u003c\/p\u003e\n\u003ch3\u003eWhy buy it as strips\u003c\/h3\u003e\n\u003cp\u003eCutting 60 identical narrow pieces out of board wastes material and time, and hand-cut edges rarely stay square. Pre-cut strips are the answer where the same small section is being repeated: lagging, packing between elements, or building up a layered detail. On a job with a lot of repetition the strip format usually costs less installed than a board that has to be broken down on site.\u003c\/p\u003e\n\u003ch3\u003eSame material as the board\u003c\/h3\u003e\n\u003cp\u003eHigh density stone wool, unfaced, rated to 820 °C, the same grade as \u003ca href=\"\/products\/bradford-rockwool-fibertex-820\"\u003eFibertex 820 board and blanket\u003c\/a\u003e. If you need larger sections for the same job, order both and cut nothing.\u003c\/p\u003e\n\u003cp\u003ePack detail and the CSR product code are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Fibertex 820 strip, 750 x 225 x 13 mm (60 per pack)","offer_id":45351440810166,"sku":"16356","price":841.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-rockwool-fibertex-820-strips.jpg?v=1786539943"},{"product_id":"bradford-roof-valve-150mm","title":"Bradford Roof Valve 150mm","description":"\u003cp\u003eBradford Roof Valve is a low profile static roof ventilator with a 150 mm duct, in black or black and clear. There are no moving parts.\u003c\/p\u003e\n\u003ch3\u003eStatic, which has real advantages\u003c\/h3\u003e\n\u003cp\u003eNothing spins, so there is nothing to seize, nothing to whistle in a high wind, and nothing to replace later. It also sits very low, which matters where the roofline is being kept clean. The trade-off is throughput: a static vent moves less air than a turbine of the same size, so on a large roof space you need more of them.\u003c\/p\u003e\n\u003ch3\u003eBushfire option\u003c\/h3\u003e\n\u003cp\u003eSuitable for BAL 12.5 to 40 when installed to specification, which is worth checking against your site rating before ordering.\u003c\/p\u003e\n\u003cp\u003eVentilates without electricity. Fits most metal and tiled roofs. Options and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Black","offer_id":45351440842934,"sku":"466758","price":90.25,"currency_code":"AUD","in_stock":true},{"title":"Black and clear","offer_id":45351440875702,"sku":"468467","price":94.05,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-roof-valve-150mm.png?v=1786539944"},{"product_id":"martini-polyester-easy-baffle","title":"Martini Polyester Easy Baffle","description":"\u003cp\u003eMartini Polyester Easy Baffle is a compression packed polyester block, 1200 x 600 x 100 mm, eight to a pack covering 5.76 m². It expands out of the pack to fill a 600 mm void.\u003c\/p\u003e\n\u003ch3\u003eWhat a baffle is for\u003c\/h3\u003e\n\u003cp\u003eIn a commercial fit-out, sound often travels between rooms over the top of the partition, through the continuous ceiling void, rather than through the wall itself. Building the wall higher is expensive. Dropping baffles into the void above the partition line closes that path off. This is a targeted fix for flanking noise, not a general insulation product.\u003c\/p\u003e\n\u003ch3\u003eWhy compression packed\u003c\/h3\u003e\n\u003cp\u003eThe blocks arrive compressed and expand once released, so a pack carries far more material than its shipped volume suggests and the block sizes itself into the void without a lot of trimming.\u003c\/p\u003e\n\u003ch3\u003eMaterial\u003c\/h3\u003e\n\u003cp\u003ePolyester: non-toxic, non-itch, non-allergenic and odourless, which matters in an occupied building or a fit-out running alongside other trades. Fire tested to AS 1530.3 with minimal flame and smoke generation.\u003c\/p\u003e\n\u003cp\u003ePack size, coverage and the CSR product code are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1200 x 600 x 100 mm (8 per pack, 5.76 m²)","offer_id":45351446872246,"sku":"129188","price":104.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/martini-polyester-easy-baffle.jpg?v=1786540074"},{"product_id":"bradford-optimo-sub-floor-fixings","title":"Bradford Optimo Sub-Floor Fixings","description":"\u003cp\u003eBradford Optimo sub-floor fixings hold underfloor batts in place. Saddles for R2.5 at 70 x 45.2 mm and straps at 190 x 20 mm, both 250 per pack.\u003c\/p\u003e\n\u003ch3\u003eUnderfloor insulation is the one working against gravity\u003c\/h3\u003e\n\u003cp\u003eA wall or ceiling batt is supported by the structure around it. A floor batt is not. Friction fit gets it in position on the day, but over years, with vibration and airflow beneath, unsupported batts sag and eventually drop. A sagging batt is not delivering its R-value, and nobody notices because it is out of sight.\u003c\/p\u003e\n\u003ch3\u003eSaddles or straps\u003c\/h3\u003e\n\u003cp\u003eSaddles push up into the joist bay from below to hold the batt against the floor. Straps run across the underside. Which you use depends on joist spacing and access, and both fix with standard fasteners.\u003c\/p\u003e\n\u003cp\u003eOrder these with \u003ca href=\"\/products\/r2-5-bradford-optimo-underfloor-batts-90mm\"\u003eOptimo underfloor batts\u003c\/a\u003e rather than as an afterthought. Pack sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Saddle R2.5 250 per pack, 70 x 45.2 mm","offer_id":45351446905014,"sku":"96262","price":251.75,"currency_code":"AUD","in_stock":true},{"title":"Strap 250 per pack, 190 x 20 mm","offer_id":45351446937782,"sku":"95295","price":227.05,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-optimo-sub-floor-fixings.jpg?v=1786564760"},{"product_id":"r6-0-hp-bradford-gold-ceiling-batts-260mm","title":"R6.0 HP Bradford Gold Ceiling Batts 260mm","description":"\u003cp\u003eR6.0 HP Bradford Gold is a high density non-combustible glasswool ceiling batt at 260 mm. It is a serious ceiling spec, normally seen where the energy rating has to be lifted well past the ordinary residential target.\u003c\/p\u003e\n\u003ch3\u003eBefore you order, measure the depth\u003c\/h3\u003e\n\u003cp\u003e260 mm of batt needs 260 mm of clear space to sit at its rated thickness. In a lot of roof spaces the ceiling is fine in the middle and pinches at the eaves, and a batt crushed at the perimeter is not delivering R6.0 there. If the depth is not available, a lower R-value installed properly beats a high one squashed in.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eSix batts per pack at 1160 mm long. The 430 mm width covers 2.99 m² per pack, the 580 mm covers 4.04 m². At this R-value the pack covers roughly a third of what an R2.5 pack does, so check the pack count against the ceiling area early. \u003ca href=\"\/blogs\/blog\/how-much-insulation-do-i-need\"\u003eCoverage per pack explained\u003c\/a\u003e has a worked example.\u003c\/p\u003e\n\u003ch3\u003eWhere it sits in the range\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/products\/r5-0-hp-bradford-gold-ceiling-batts-240mm\"\u003eR5.0 HP\u003c\/a\u003e is one step down at 240 mm, \u003ca href=\"\/products\/r7-0-hp-bradford-gold-ceiling-batts-290mm\"\u003eR7.0 HP\u003c\/a\u003e one step up at 290 mm. Which one the job needs comes from the climate zone and the rest of the build-up, not from the number alone. See \u003ca href=\"\/blogs\/blog\/r-value-australian-climate-zones\"\u003eR-value by Australian climate zone\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists, butt the ends, no gaps, no compression, and keep the clearances downlights and flues require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (6 per pack, 2.99 m²)","offer_id":45351820361910,"sku":"467949","price":51.3,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (6 per pack, 4.04 m²)","offer_id":45351820394678,"sku":"467960","price":67.45,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r6-0-bradford-gold-ceiling-batts.jpg?v=1786540075"},{"product_id":"r4-0-hp-bradford-gold-wall-batts-140mm","title":"R4.0 HP Bradford Gold Wall Batts 140mm","description":"\u003cp\u003eR4.0 HP Bradford Gold is a high density non-combustible glasswool wall batt at 140 mm, for deep stud walls rather than standard residential framing.\u003c\/p\u003e\n\u003ch3\u003eThis needs a 140 mm frame\u003c\/h3\u003e\n\u003cp\u003eIt is not a batt you fit into a 90 mm wall. At 140 mm it belongs in a deliberately deep wall, the kind built for a high energy rating, a passive design, or a commercial wall build-up where the frame was sized for the insulation from the start. Check the actual stud depth before ordering, because there is no way to make this work in a shallower cavity.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eFive batts per pack in two sizes at 1160 mm long: 420 mm wide covering 2.44 m² and 570 mm wide covering 3.31 m².\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit so the batt touches the frame on all four sides. No gaps, and no compression, which matters more at this density than anywhere else in the range.\u003c\/p\u003e\n\u003cp\u003eNon-combustible glasswool, thermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 420 mm (5 per pack, 2.44 m²)","offer_id":45351820492982,"sku":"181432","price":58.9,"currency_code":"AUD","in_stock":true},{"title":"1160 x 570 mm (5 per pack, 3.31 m²)","offer_id":45351820525750,"sku":"181416","price":78.85,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r4-0-bradford-gold-wall-batts.jpg?v=1786540075"},{"product_id":"bradford-enviroseal-cw-wall-wrap","title":"Bradford Enviroseal CW Wall Wrap","description":"\u003cp\u003eBradford Enviroseal CW is the commercial weight Class 4 vapour permeable wall wrap: a higher GSM triple layer spun bond with more tear and puncture resistance than the RW grades, while still being light to handle.\u003c\/p\u003e\n\u003ch3\u003eWhere the extra weight pays\u003c\/h3\u003e\n\u003cp\u003eCommercial walls stand wrapped longer, take more traffic from other trades, and sit higher in the wind. The failure mode is almost always mechanical damage before cladding, not a performance shortfall. A tougher membrane survives that stage, which is the practical reason to specify CW over the lighter grades.\u003c\/p\u003e\n\u003ch3\u003eTwo options\u003c\/h3\u003e\n\u003cp\u003eCW Wall Wrap and CW-IT with integrated tape, both 1500 mm x 50 m covering 75 m². The IT version carries its own tape strip, which speeds up sealing and takes one consumable off the site list.\u003c\/p\u003e\n\u003ch3\u003eStill a breather\u003c\/h3\u003e\n\u003cp\u003eClass 4 permeability, so the wall can dry outward while the membrane blocks liquid water and draughts once taped and sealed. Non-reflective, so no air gap is required in front of it.\u003c\/p\u003e\n\u003cp\u003eSuitable for BAL 12.5 through to Flame Zone when installed to specification. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"CW Wall Wrap, 1500 mm x 50 m (75 m²)","offer_id":45351447134390,"sku":"114175","price":429.4,"currency_code":"AUD","in_stock":true},{"title":"CW-IT Wall Wrap, 1500 mm x 50 m (75 m²)","offer_id":45351447167158,"sku":"134863","price":533.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-enviroseal-cw-wall-wrap.jpg?v=1786540076"},{"product_id":"r7-0-hp-bradford-gold-ceiling-batts-290mm","title":"R7.0 HP Bradford Gold Ceiling Batts 290mm","description":"\u003cp\u003eR7.0 HP Bradford Gold is the highest R-value ceiling batt in the Bradford Gold range, a high density non-combustible glasswool batt at 290 mm.\u003c\/p\u003e\n\u003ch3\u003eThis one is depth limited, not price limited\u003c\/h3\u003e\n\u003cp\u003eAt 290 mm the constraint is almost always the roof space, not the budget. Before ordering, check the clear depth above the ceiling across the whole area including the eaves, not just at the ridge. A 290 mm batt crushed to 200 mm at the perimeter performs like a 200 mm batt there, and the difference between what the paperwork says and what the ceiling does starts exactly at that point.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eFour batts per pack at 1160 mm long. The 430 mm width covers 2 m² per pack and the 580 mm covers 2.69 m². That is the lowest coverage per pack in the range, so the pack count on a whole ceiling adds up quickly. \u003ca href=\"\/blogs\/blog\/how-much-insulation-do-i-need\"\u003eCoverage per pack explained\u003c\/a\u003e covers the estimating.\u003c\/p\u003e\n\u003ch3\u003eIs R7.0 the right call\u003c\/h3\u003e\n\u003cp\u003eSometimes a lower R-value with the gaps properly closed and the eaves detailed well beats a higher one fitted into a space that cannot take it. \u003ca href=\"\/blogs\/blog\/r-value-australian-climate-zones\"\u003eR-value by Australian climate zone\u003c\/a\u003e covers how the requirement is set, and \u003ca href=\"\/products\/r6-0-hp-bradford-gold-ceiling-batts-260mm\"\u003eR6.0 HP\u003c\/a\u003e at 260 mm is the step below if depth is marginal.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists, butt the ends, no gaps, no compression, and keep the clearances downlights and flues require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (4 per pack, 2 m²)","offer_id":45351820427446,"sku":"467961","price":47.5,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (4 per pack, 2.69 m²)","offer_id":45351820460214,"sku":"467962","price":63.65,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r7-0-bradford-gold-ceiling-batts.jpg?v=1786540075"},{"product_id":"bradford-acoustigard-partition-batts-14kg-m-75mm","title":"Bradford Acoustigard Partition Batts 14kg\/m³ 75mm","description":"\u003cp\u003eBradford Acoustigard partition batts at 14 kg\/m³, 75 mm thick, sized 1200 x 450 mm and packed 14 to a pack covering 7.56 m². Non-combustible glasswool for commercial partition walls.\u003c\/p\u003e\n\u003ch3\u003eSpecified by density\u003c\/h3\u003e\n\u003cp\u003eCommercial partition systems name the batt density, because that is what the tested wall was built with. Acoustigard runs at 11, 14 and 24 kg\/m³. If your system report says 14 kg\/m³, this is the batt, and swapping to a different density means the report no longer describes the wall you built.\u003c\/p\u003e\n\u003ch3\u003eBatts or roll\u003c\/h3\u003e\n\u003cp\u003eThe same 14 kg\/m³ product also comes as a \u003ca href=\"\/products\/bradford-acoustigard-partition-roll-14kg-m\"\u003eroll\u003c\/a\u003e in several thicknesses. Batts suit a set stud spacing and go in fast. A roll suits long runs and lets you cut to length as you go. Choose on how the wall is framed and how much cutting you want to do on site.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the studs, touching the frame on all four sides. In acoustic work an edge gap costs more than most people expect, because sound takes any path air can take.\u003c\/p\u003e\n\u003cp\u003eNon-combustible glasswool, thermal rating declared to AS\/NZS 4859.1 by the manufacturer. The CSR product code is in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1200 x 450 mm (14 per pack, 7.56 m²)","offer_id":45351819706550,"sku":"196982","price":50.35,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-acoustigard-partition-batts-14kg-m.jpg?v=1786540075"},{"product_id":"bradford-thermoseal-metal-roof-and-wall-sarking","title":"Bradford Thermoseal Metal Roof and Wall Sarking","description":"\u003cp\u003eBradford Thermoseal metal roof and wall sarking is a light duty double aluminium laminate with an antiglare outer surface. It goes under metal roof sheeting or behind wall cladding as a second skin.\u003c\/p\u003e\n\u003ch3\u003eWhat it does and what it does not\u003c\/h3\u003e\n\u003cp\u003eTaped and sealed it is a water and air barrier, and it works as a vapour barrier. The semi-reflective face cuts radiant heat and can contribute additional R-value, but only when it faces an air gap. Laid tight against another surface it contributes very little, so the detailing decides the result.\u003c\/p\u003e\n\u003cp\u003eIt is a sarking, not a roofing blanket. If the roof needs bulk insulation and condensation control across the whole plane, that is a \u003ca href=\"\/products\/bradford-anticon-roofing-blanket-light-duty\"\u003eblanket\u003c\/a\u003e, and the two are often used together rather than instead of each other.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003e1350 mm x 30 m covering 40.5 m² and 1350 mm x 60 m covering 81 m². The 60 m roll halves the number of end joins on a long run.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eAntiglare face out, tape the joins, seal the penetrations, keep the air gap on the reflective side. Suitable for BAL 12.5 through to Flame Zone when installed to specification.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1350 mm x 30 m (40.5 m²)","offer_id":45351447298230,"sku":"105871","price":101.65,"currency_code":"AUD","in_stock":true},{"title":"1350 mm x 60 m (81 m²)","offer_id":45351447330998,"sku":"15056","price":203.3,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-thermoseal-metal-roof-and-wall-sarking.jpg?v=1786540076"},{"product_id":"bradford-shutter-damper-type-4","title":"Bradford Shutter Damper Type 4","description":"\u003cp\u003eBradford Type 4 shutter dampers control airflow through Hurricane and EcoPower ventilators. Manual cord operated and powered versions, in 250 mm and 300 mm here, with the wider range running from 300 mm to 900 mm.\u003c\/p\u003e\n\u003ch3\u003eWhy you would damper a ventilator\u003c\/h3\u003e\n\u003cp\u003eA turbine extracts continuously. In winter that can mean pulling heated air out of a building you are paying to warm. A damper lets you shut the ventilation down seasonally, or control it as part of a building management strategy, without removing the ventilator.\u003c\/p\u003e\n\u003ch3\u003eManual or powered\u003c\/h3\u003e\n\u003cp\u003eCord operated dampers suit a single unit within reach of an operator. Powered dampers suit units at height, larger installations, or anywhere the control has to be automated or centralised.\u003c\/p\u003e\n\u003cp\u003eAluminium finish. Sizes and CSR product codes are in the table below, and if you need a size beyond those stocked, ask us.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"250mm","offer_id":45351449526454,"sku":"61420","price":144.4,"currency_code":"AUD","in_stock":true},{"title":"300mm","offer_id":45351449559222,"sku":"61421","price":101.65,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-shutter-damper-type-4.jpg?v=1786540206"},{"product_id":"r3-5-bradford-gold-ceiling-batts-185mm","title":"R3.5 Bradford Gold Ceiling Batts 185mm","description":"\u003cp\u003eR3.5 Bradford Gold is a non-combustible glasswool ceiling batt at 185 mm thick, and it is one of the most commonly specified ceiling values in Australian housing.\u003c\/p\u003e\n\u003ch3\u003eWatch the pack sizes on this one\u003c\/h3\u003e\n\u003cp\u003eThe two widths do not carry the same pack count. The 430 mm batt comes 16 to a pack covering 7.98 m², while the 580 mm comes 10 to a pack covering 6.73 m². That means the wider batt covers less per pack, not more, so work off the square metre figure rather than counting packs by habit. \u003ca href=\"\/blogs\/blog\/how-much-insulation-do-i-need\"\u003eCoverage per pack explained\u003c\/a\u003e has a worked example.\u003c\/p\u003e\n\u003ch3\u003eWhich width\u003c\/h3\u003e\n\u003cp\u003e430 mm suits framing at 450 mm centres and 580 mm suits 600 mm centres, which is the usual Australian set-out. Measure yours before ordering.\u003c\/p\u003e\n\u003ch3\u003eIf you need more\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/products\/r4-1-bradford-gold-ceiling-batts-215mm\"\u003eR4.1 at 215 mm\u003c\/a\u003e is the next step in standard Gold, and the HP range goes further again in \u003ca href=\"\/products\/r5-0-hp-bradford-gold-ceiling-batts-240mm\"\u003eR5.0\u003c\/a\u003e, R6.0 and R7.0 for tighter build-ups. What you actually need comes from the climate zone and the rest of the system, covered in \u003ca href=\"\/blogs\/blog\/r-value-australian-climate-zones\"\u003eR-value by Australian climate zone\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists, butt the ends, no gaps, and do not compress the batt to make it fit. Keep the clearances required around downlights and flues.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. In Victoria this work may attract a discount under the \u003ca href=\"\/blogs\/blog\/victorian-energy-upgrades-ceiling-insulation\"\u003eVictorian Energy Upgrades program\u003c\/a\u003e. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (16 per pack, 7.98 m²)","offer_id":45351820689590,"sku":"15241","price":61.75,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (10 per pack, 6.73 m²)","offer_id":45351820722358,"sku":"41895","price":51.3,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r3-5-bradford-gold-ceiling-batts.jpg?v=1786540207"},{"product_id":"r5-0-hp-bradford-gold-ceiling-batts-240mm","title":"R5.0 HP Bradford Gold Ceiling Batts 240mm","description":"\u003cp\u003eR5.0 HP Bradford Gold is a high density non-combustible glasswool ceiling batt at 240 mm. HP means the glasswool is packed denser, which is how it reaches R5.0 without the batt getting any deeper than it has to.\u003c\/p\u003e\n\u003ch3\u003eWhat HP is for\u003c\/h3\u003e\n\u003cp\u003eTwo situations. Either the build-up is tight and you need more R-value out of the depth available, or the climate zone is demanding enough that the standard range runs out. If neither applies, \u003ca href=\"\/products\/r4-1-bradford-gold-ceiling-batts-215mm\"\u003eR4.1 standard Gold\u003c\/a\u003e at 215 mm covers the same ceiling for less. \u003ca href=\"\/blogs\/blog\/r-value-australian-climate-zones\"\u003eR-value by Australian climate zone\u003c\/a\u003e covers how the requirement is set in the first place.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eEight batts per pack, 1160 mm long. The 430 mm width covers 3.99 m² and the 580 mm covers 5.38 m². Coverage per pack keeps falling as the R-value climbs, so budget for more packs than a standard R3.5 job would need over the same ceiling.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eCheck the depth before you order. At 240 mm the batt needs genuine clearance, especially near the eaves. Friction fit between the joists, butt the ends, no gaps, and do not compress it, because a compressed high density batt gives up the very thing you paid for. Keep the clearances downlights and flues require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Next steps up are \u003ca href=\"\/products\/r6-0-hp-bradford-gold-ceiling-batts-260mm\"\u003eR6.0 HP\u003c\/a\u003e and \u003ca href=\"\/products\/r7-0-hp-bradford-gold-ceiling-batts-290mm\"\u003eR7.0 HP\u003c\/a\u003e. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (8 per pack, 3.99 m²)","offer_id":45351820296374,"sku":"467911","price":52.25,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (8 per pack, 5.38 m²)","offer_id":45351820329142,"sku":"467912","price":70.3,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r5-0-bradford-gold-ceiling-batts.jpg?v=1786540206"},{"product_id":"bradford-thermoseal-wall-wrap-xp","title":"Bradford Thermoseal Wall Wrap XP","description":"\u003cp\u003eBradford Thermoseal Wall Wrap XP is a wall sarking with a semi-reflective antiglare face, aimed at residential and commercial walls in humid climates.\u003c\/p\u003e\n\u003ch3\u003eWhat the antiglare face changes\u003c\/h3\u003e\n\u003cp\u003eA bright foil wrap on a sunlit wall frame is hard to work against, and the glare is worse on a large commercial elevation than on a house. The antiglare face cuts that without giving up the radiant heat function. It is the same idea as an antiglare roofing blanket, applied to a wall.\u003c\/p\u003e\n\u003ch3\u003eIt is still a vapour barrier\u003c\/h3\u003e\n\u003cp\u003eXP limits moisture entry rather than letting vapour through. In a humid climate that cuts both ways, so check the wall build-up rather than assuming a barrier is always the safer option. Where the design needs vapour to escape outward, the vapour permeable \u003ca href=\"\/products\/bradford-enviroseal-rw-wall-wrap\"\u003eEnviroseal\u003c\/a\u003e range is the alternative.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003e1350 mm x 30 m covering 40.5 m² and 1350 mm x 60 m covering 81 m². Medium duty tear resistant laminate, built to sit behind brickwork and cladding long term.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eTape the joins and seal the penetrations. The reflective face needs an air gap in front of it. Suitable for BAL 12.5 through to Flame Zone when installed to specification.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1350 mm x 30 m (40.5 m²)","offer_id":45351449723062,"sku":"125825","price":116.85,"currency_code":"AUD","in_stock":true},{"title":"1350 mm x 60 m (81 m²)","offer_id":45351449755830,"sku":"124652","price":233.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-thermoseal-wall-wrap-xp.jpg?v=1786540208"},{"product_id":"r4-1-bradford-gold-ceiling-batts-215mm","title":"R4.1 Bradford Gold Ceiling Batts 215mm","description":"\u003cp\u003eR4.1 Bradford Gold is a non-combustible glasswool ceiling batt at 215 mm thick, the top of the standard Gold ceiling range before the higher density HP batts take over.\u003c\/p\u003e\n\u003ch3\u003eDepth is the thing to check first\u003c\/h3\u003e\n\u003cp\u003eAt 215 mm this batt needs real room above the ceiling. If the roof space pinches down at the eaves, or there is ductwork or a flue running through, check the actual clearance before ordering rather than after. A batt squashed to fit is not delivering R4.1, and at this thickness there is more to lose.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eTen batts per pack in both widths at 1160 mm long: 430 mm covering 4.99 m² and 580 mm covering 6.73 m². Coverage per pack drops as the batts get thicker, so a high R spec means more packs for the same ceiling. \u003ca href=\"\/blogs\/blog\/how-much-insulation-do-i-need\"\u003eCoverage per pack explained\u003c\/a\u003e covers the arithmetic.\u003c\/p\u003e\n\u003ch3\u003eOr step across to HP\u003c\/h3\u003e\n\u003cp\u003eIf you want a higher R-value without more depth, the HP batts are higher density and lift the R-value for the same or tighter build-up. \u003ca href=\"\/products\/r5-0-hp-bradford-gold-ceiling-batts-240mm\"\u003eR5.0 HP\u003c\/a\u003e is the next one up. Whether you need it comes down to climate zone and the rest of the build-up, which \u003ca href=\"\/blogs\/blog\/r-value-australian-climate-zones\"\u003eR-value by Australian climate zone\u003c\/a\u003e works through.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists, butt the ends, leave no gaps, and keep whatever clearance the downlights and flues require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (10 per pack, 4.99 m²)","offer_id":45351820230838,"sku":"111716","price":43.7,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (10 per pack, 6.73 m²)","offer_id":45351820263606,"sku":"111715","price":57.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r4-1-bradford-gold-ceiling-batts.jpg?v=1786540207"},{"product_id":"r2-5-bradford-gold-ceiling-batts-140mm","title":"R2.5 Bradford Gold Ceiling Batts 140mm","description":"\u003cp\u003eR2.5 Bradford Gold is a non-combustible glasswool ceiling batt, 140 mm thick. It is the entry point of the Gold ceiling range, and the one to reach for when the ceiling depth is tight or when R2.5 is genuinely all the job calls for.\u003c\/p\u003e\n\u003ch3\u003eWhich width\u003c\/h3\u003e\n\u003cp\u003eTwo options, both 1160 mm long and 16 batts to a pack: 430 mm wide covering 7.98 m², and 580 mm wide covering 10.77 m². Australian ceiling framing is normally set out at 450 mm or 600 mm centres, and the two batt widths follow that convention. Measure your actual joist spacing before ordering rather than assuming, because a batt that is too narrow leaves a gap at every joist.\u003c\/p\u003e\n\u003ch3\u003eIs R2.5 enough\u003c\/h3\u003e\n\u003cp\u003eThat depends on where the house is and what the rest of the build-up does. There is no single national ceiling R-value. \u003ca href=\"\/blogs\/blog\/r-value-australian-climate-zones\"\u003eR-value by Australian climate zone\u003c\/a\u003e covers how the target gets set and what else changes it. If you have the ceiling depth, stepping up to \u003ca href=\"\/products\/r3-0-bradford-gold-ceiling-batts-165mm\"\u003eR3.0 at 165 mm\u003c\/a\u003e or \u003ca href=\"\/products\/r3-5-bradford-gold-ceiling-batts-185mm\"\u003eR3.5 at 185 mm\u003c\/a\u003e is usually inexpensive performance for the same labour.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists and butt the ends so there are no gaps, since a gap is worth more lost performance than most people expect. Do not compress the batt to make it fit a shallower space, because a bulk insulation batt only delivers its rated R-value at full thickness. Keep the clearances any downlights or flues in the ceiling require.\u003c\/p\u003e\n\u003cp\u003eThermal rating is declared to AS\/NZS 4859.1 by the manufacturer. Sizes, coverage and CSR product codes are in the table below. In Victoria, ceiling insulation may qualify for a discount under the \u003ca href=\"\/blogs\/blog\/victorian-energy-upgrades-ceiling-insulation\"\u003eVictorian Energy Upgrades program\u003c\/a\u003e.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (16 per pack, 7.98 m²)","offer_id":45351820558518,"sku":"111720","price":49.4,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (16 per pack, 10.77 m²)","offer_id":45351820591286,"sku":"111719","price":67.45,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r2-5-bradford-gold-ceiling-batts.jpg?v=1786540208"},{"product_id":"bradford-thermoseal-resiwrap","title":"Bradford Thermoseal Resiwrap","description":"\u003cp\u003eBradford Thermoseal Resiwrap is the extra heavy duty wall wrap in the Thermoseal family, built for high wind and harsh weather sites.\u003c\/p\u003e\n\u003ch3\u003eWhen toughness is the deciding factor\u003c\/h3\u003e\n\u003cp\u003eWall wrap fails on site more often than it fails in service. It gets torn during framing, flogged by wind before the cladding goes on, or punctured by a trade working past it. On an exposed site, or where the frame will stand wrapped for weeks before cladding, the extra duty rating is worth more than any difference in the thermal figures.\u003c\/p\u003e\n\u003ch3\u003eReflective face inward\u003c\/h3\u003e\n\u003cp\u003eThe reflective surface faces inward on this one and works against the air gap behind the cladding. It is also a vapour barrier, so check that a barrier is what your wall build-up wants before specifying it.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003e1350 mm x 30 m covering 40.5 m², 1350 mm x 60 m covering 81 m² and 1500 mm x 30 m covering 45 m². On a big job the 60 m roll means fewer joins, and every join is a place to tape.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eTape the joins, seal the penetrations, keep the air gap. Suitable for BAL 12.5 through to Flame Zone.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1350 mm x 30 m (40.5 m²)","offer_id":45351449919670,"sku":"108879","price":85.5,"currency_code":"AUD","in_stock":true},{"title":"1350 mm x 60 m (81 m²)","offer_id":45351449952438,"sku":"108004","price":170.05,"currency_code":"AUD","in_stock":true},{"title":"1500 mm x 30 m (45 m²)","offer_id":45351449985206,"sku":"120121","price":95.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-thermoseal-resiwrap.jpg?v=1786540210"},{"product_id":"bradford-eave-vents","title":"Bradford Eave Vents","description":"\u003cp\u003eBradford eave vents supply the inlet air that roof ventilation depends on. Two types: PolyEave in 4 and 20 packs, and a metal eave vent in a 2 pack.\u003c\/p\u003e\n\u003ch3\u003eThe half of the system people forget\u003c\/h3\u003e\n\u003cp\u003eA roof ventilator can only extract air that is entering the roof space somewhere else. Fit a turbine with no inlets and it will spin while moving very little air. Eave vents create the cross flow that makes the extractor work, and they are the cheapest part of the system.\u003c\/p\u003e\n\u003ch3\u003ePoly or metal\u003c\/h3\u003e\n\u003cp\u003ePolyEave is the standard choice for ordinary residential work. The metal eave vent is the one to use in bushfire applications, where a polymer vent is not appropriate. Check the site rating before choosing on price.\u003c\/p\u003e\n\u003ch3\u003eWhat it delivers\u003c\/h3\u003e\n\u003cp\u003eLower heat build-up in the roof space in summer, and less trapped moist air, which is what drives condensation risk.\u003c\/p\u003e\n\u003cp\u003ePack sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Metal Eave Vent 2 Pack","offer_id":45351450017974,"sku":"121274","price":139.65,"currency_code":"AUD","in_stock":true},{"title":"PolyEave Vent 4 Pack","offer_id":45351450083510,"sku":"61322","price":63.65,"currency_code":"AUD","in_stock":true},{"title":"PolyEave Vent 20 Pack","offer_id":45351450050742,"sku":"61323","price":183.35,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-eave-vents.png?v=1786540211"},{"product_id":"bradford-rockwool-fireseal-party-wall-batts-100mm","title":"Bradford Rockwool Fireseal Party Wall Batts 100mm","description":"\u003cp\u003eBradford Rockwool Fireseal party wall batts are non-combustible stone wool, 100 mm thick, cut 1200 x 168 mm and packed 5 to a pack. They seal the vertical joints in Class 1 party walls.\u003c\/p\u003e\n\u003ch3\u003eWhat a party wall joint has to do\u003c\/h3\u003e\n\u003cp\u003eIn attached housing the party wall is the fire separation between two dwellings. The joints in that wall are the weak point, and a joint packed with combustible material or left with a void does not maintain the separation the wall was designed for. Non-combustible stone wool holds its form and its integrity under heat, which is what keeps the joint doing its job.\u003c\/p\u003e\n\u003ch3\u003eIt also does thermal work\u003c\/h3\u003e\n\u003cp\u003eA sealed party wall joint is a sealed acoustic and thermal path as well, so this is not only a fire detail. That is a side benefit rather than the reason to specify it.\u003c\/p\u003e\n\u003ch3\u003eBefore you order\u003c\/h3\u003e\n\u003cp\u003eFire performance belongs to the tested system, not to the batt alone. Work from the specification for your wall type and confirm the product matches it. Ask us if you need the manufacturer documentation.\u003c\/p\u003e\n\u003cp\u003ePack detail and the CSR product code are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1200 x 168 mm (5 per pack)","offer_id":45351819772086,"sku":"119161","price":137.75,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-rockwool-fireseal-party-and-curtain-wall-batts.jpg?v=1786540345"},{"product_id":"bradford-airomatic-powered-roof-ventilator-250mm","title":"Bradford AiroMatic Powered Roof Ventilator 250mm","description":"\u003cp\u003eBradford AiroMatic is a powered roof ventilator, 250 mm, in four Colorbond colours. Unlike a wind driven turbine it delivers airflow regardless of the weather.\u003c\/p\u003e\n\u003ch3\u003ePowered, with a brain\u003c\/h3\u003e\n\u003cp\u003eAir iQ auto mode senses conditions and runs the fan when it is worth running, or you can set a fixed speed for continuous ventilation. The low energy motor is designed so that the running cost stays well below what the reduced air conditioning load saves.\u003c\/p\u003e\n\u003ch3\u003eWhen powered beats wind driven\u003c\/h3\u003e\n\u003cp\u003eSheltered sites, low pitch roofs, and anywhere the wind is unreliable. A turbine on a still summer afternoon is doing very little, and that is usually the hour that matters most.\u003c\/p\u003e\n\u003ch3\u003eStill needs an inlet\u003c\/h3\u003e\n\u003cp\u003ePowered or not, air has to enter the roof space. Eave or soffit vents are what let it work.\u003c\/p\u003e\n\u003cp\u003eFits most roofs. Colours and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Headland","offer_id":45351454507190,"sku":"112153","price":2045.35,"currency_code":"AUD","in_stock":true},{"title":"Night Sky","offer_id":45351454539958,"sku":"112154","price":2045.35,"currency_code":"AUD","in_stock":true},{"title":"Surfmist","offer_id":45351454572726,"sku":"112155","price":2045.35,"currency_code":"AUD","in_stock":true},{"title":"Woodland Grey","offer_id":45351454605494,"sku":"112156","price":2045.35,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-airomatic-powered-roof-ventilator-250mm.png?v=1786540346"},{"product_id":"bradford-wall-wrap-and-sarking-tapes","title":"Bradford Wall Wrap and Sarking Tapes","description":"\u003cp\u003eTapes for sealing wall wrap and sarking joins and penetrations. Six options including Enviroseal SLS double sided at 24 mm x 50 m, Enviroseal SLS flexible sealing tape at 60 mm x 5 m, Enviroseal black label sealing tape, Ultratape and Hightack at 60 mm x 25 m, and Proctor air barrier tape at 60 mm x 25 m.\u003c\/p\u003e\n\u003ch3\u003eThe tape is not an optional extra\u003c\/h3\u003e\n\u003cp\u003eA wall wrap only becomes a weather and air barrier once the joins and penetrations are sealed. An untaped wrap is a sheet of material with gaps in it. This is the most commonly skipped step on site and the one that most often explains why a wrapped wall still leaks air.\u003c\/p\u003e\n\u003ch3\u003eChoosing\u003c\/h3\u003e\n\u003cp\u003eDouble sided tape joins laps without a visible strip. Flexible sealing tape suits penetrations and corners where a rigid tape will not follow the shape. Air barrier tape is for sealing to the frame or to adjoining materials. Match the tape to the membrane you are using, since adhesion varies between substrates.\u003c\/p\u003e\n\u003cp\u003eOptions and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Enviroseal SLS double sided tape, 24 mm x 50 m","offer_id":45351455031478,"sku":"121430","price":66.5,"currency_code":"AUD","in_stock":true},{"title":"Enviroseal SLS flexible sealing tape, 60 mm x 5 m","offer_id":45351455064246,"sku":"117688","price":107.35,"currency_code":"AUD","in_stock":true},{"title":"Enviroseal black label sealing tape","offer_id":45351455097014,"sku":"117687","price":87.4,"currency_code":"AUD","in_stock":true},{"title":"Ultratape 60 mm x 25 m","offer_id":45351455129782,"sku":"471825","price":64.6,"currency_code":"AUD","in_stock":true},{"title":"Hightack Tape 60 mm x 25 m","offer_id":45351455162550,"sku":"155170","price":64.6,"currency_code":"AUD","in_stock":true},{"title":"Proctor air barrier tape, 60 mm x 25 m","offer_id":45351455195318,"sku":"190647","price":78.85,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-wall-wrap-and-sarking-tapes.jpg?v=1786540345"},{"product_id":"r3-0-bradford-polymax-ceiling-batts-180mm","title":"R3.0 Bradford Polymax Ceiling Batts 180mm","description":"\u003cp\u003eR3.0 Bradford Polymax is a 180 mm polyester ceiling batt. Same thermal job as a glasswool batt at the same R-value, without the itch.\u003c\/p\u003e\n\u003ch3\u003eWhy people choose polyester\u003c\/h3\u003e\n\u003cp\u003eIt is 100% thermally bonded polyester, non-irritant and low allergen, made from up to 50% recycled material with no manufacturing waste. That matters in three situations: the owner is installing it themselves, someone in the house reacts to glasswool, or the ceiling space gets accessed regularly for storage or services. If none of those apply, \u003ca href=\"\/products\/r3-0-bradford-gold-ceiling-batts-165mm\"\u003eBradford Gold\u003c\/a\u003e covers the same R-value in glasswool and is the one carrying a non-combustibility claim.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eEight batts per pack at 1160 mm long: 430 mm wide covering 3.99 m², 580 mm wide covering 5.38 m². Widths follow the usual 450 mm and 600 mm joist centres, so measure your set-out before ordering.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eLightweight and simple to cut. Friction fit between the joists, butt the ends, no gaps, and do not squash it to fit a shallower space. Keep the clearances downlights and flues require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes, coverage and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (8 per pack, 3.99 m²)","offer_id":45351820034230,"sku":"126361","price":98.8,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (8 per pack, 5.38 m²)","offer_id":45351820066998,"sku":"126362","price":133.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r3-0-bradford-polymax-ceiling-batts.jpg?v=1786564868"},{"product_id":"r2-5-bradford-polymax-ceiling-batts-140mm","title":"R2.5 Bradford Polymax Ceiling Batts 140mm","description":"\u003cp\u003eR2.5 Bradford Polymax is a 140 mm ceiling batt made from 100% thermally bonded polyester rather than glasswool. No itch, low allergen, and nothing that needs gloves and long sleeves to handle.\u003c\/p\u003e\n\u003ch3\u003ePolymax or Gold\u003c\/h3\u003e\n\u003cp\u003eThey do the same thermal job at the same R-value. The difference is the material. Polymax is polyester, non-irritant, lightweight and made from up to 50% recycled content with no manufacturing waste, which is why it is the usual pick for owner-installers, for ceilings that will be accessed often, and for anyone sensitive to glasswool. \u003ca href=\"\/products\/r2-5-bradford-gold-ceiling-batts-140mm\"\u003eBradford Gold\u003c\/a\u003e is the glasswool equivalent and is the one quoted as non-combustible, so where the job specifically calls for a non-combustible material, use the glasswool.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eEight batts per pack, 1160 mm long. The 430 mm width covers 3.99 m² and the 580 mm covers 5.38 m². Ceiling joists are normally set out at 450 mm or 600 mm centres and the widths follow that, but measure yours before ordering.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eCuts cleanly and friction fits between the joists. Butt the ends and leave no gaps. Do not compress it into a shallower space, because bulk insulation only delivers its rated R-value at full thickness. Keep whatever clearance the downlights and flues in that ceiling require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes, coverage and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (8 per pack, 3.99 m²)","offer_id":45351819968694,"sku":"126350","price":82.65,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (8 per pack, 5.38 m²)","offer_id":45351820001462,"sku":"117709","price":112.1,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r2-5-bradford-polymax-ceiling-batts.jpg?v=1786564868"},{"product_id":"r4-0-bradford-polymax-ceiling-batts-200mm","title":"R4.0 Bradford Polymax Ceiling Batts 200mm","description":"\u003cp\u003eR4.0 Bradford Polymax is a 200 mm polyester ceiling batt, the top of the Polymax ceiling range. Non-irritant, low allergen, up to 50% recycled content.\u003c\/p\u003e\n\u003ch3\u003eCheck the depth first\u003c\/h3\u003e\n\u003cp\u003eAt 200 mm this batt needs real clearance above the ceiling, and roof spaces usually pinch at the eaves. A batt crushed at the perimeter is not delivering R4.0 there, so measure the tight spots before ordering rather than the middle of the roof space. If the depth is genuinely limited, a lower R-value fitted at full thickness beats a high one squashed in.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eSix batts per pack at 1160 mm long. The 430 mm width covers 2.99 m² and the 580 mm covers 4.04 m². Coverage per pack drops as the batts get thicker, so a high R spec means noticeably more packs for the same ceiling area.\u003c\/p\u003e\n\u003ch3\u003ePolyester or glasswool\u003c\/h3\u003e\n\u003cp\u003ePolymax is the non-irritant option and the easier one to handle over a whole ceiling. Where the job calls specifically for a non-combustible material, the glasswool Gold range is the one carrying that claim, and it runs higher than R4.0 in the HP batts.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists, butt the ends, no gaps, no compression, and keep the clearances downlights and flues require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes, coverage and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (6 per pack, 2.99 m²)","offer_id":45351820165302,"sku":"126876","price":99.75,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (6 per pack, 4.04 m²)","offer_id":45351820198070,"sku":"126877","price":133.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r4-0-bradford-polymax-ceiling-batts.jpg?v=1786564869"},{"product_id":"r3-5-bradford-polymax-ceiling-batts-180mm","title":"R3.5 Bradford Polymax Ceiling Batts 180mm","description":"\u003cp\u003eR3.5 Bradford Polymax is a polyester ceiling batt at one of the most commonly specified residential ceiling values. Non-irritant, low allergen, and made from up to 50% recycled material.\u003c\/p\u003e\n\u003ch3\u003eThe practical case for polyester\u003c\/h3\u003e\n\u003cp\u003eAt R3.5 you are usually insulating a whole house ceiling, which is a lot of batts to handle. Polyester does not itch, does not need the full covered-up kit to install, and is light to carry up through a manhole. That is the real reason it gets chosen over glasswool at this size of job, rather than any difference in thermal performance. Where the specification calls for a non-combustible material, use the glasswool \u003ca href=\"\/products\/r3-5-bradford-gold-ceiling-batts-185mm\"\u003eBradford Gold\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eEight batts per pack at 1160 mm long. The 430 mm width covers 3.99 m² and the 580 mm covers 5.38 m². Work off the square metre figure rather than the pack count when you estimate. In Victoria, ceiling insulation work may attract a discount under the \u003ca href=\"\/blogs\/blog\/victorian-energy-upgrades-ceiling-insulation\"\u003eVictorian Energy Upgrades program\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists, butt the ends, no gaps, no compression. Keep the clearances downlights and flues require.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes, coverage and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (8 per pack, 3.99 m²)","offer_id":45351820099766,"sku":"126363","price":114.0,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (8 per pack, 5.38 m²)","offer_id":45351820132534,"sku":"126364","price":153.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r3-5-bradford-polymax-ceiling-batts.jpg?v=1786564869"},{"product_id":"bradford-ecopower-commercial-roof-ventilator-400mm","title":"Bradford EcoPower Commercial Roof Ventilator 400mm","description":"\u003cp\u003eBradford EcoPower is a 400 mm hybrid commercial roof ventilator: a Hurricane turbine with an EC motor, so it ventilates on wind alone and switches to powered extraction when the wind will not do the job.\u003c\/p\u003e\n\u003ch3\u003eWhy hybrid\u003c\/h3\u003e\n\u003cp\u003eA wind driven turbine costs nothing to run but delivers nothing on a still day, which is often exactly when a building most needs air moved. A powered fan is reliable but runs up energy costs. The hybrid gives guaranteed airflow with the running cost of a turbine most of the time.\u003c\/p\u003e\n\u003ch3\u003eControl\u003c\/h3\u003e\n\u003cp\u003eAir iQ responds to temperature and humidity automatically, and there is 0-10 V BMS integration for buildings with a management system. That means it can be part of a controlled ventilation strategy rather than an independent hole in the roof.\u003c\/p\u003e\n\u003ch3\u003ePractical points\u003c\/h3\u003e\n\u003cp\u003eQuieter than traditional fan assisted vents and more efficient. Lightweight, single phase, with a varipitch base and powder coat options. Supplied complete, mill finish, 400 mm.\u003c\/p\u003e\n\u003cp\u003eThe CSR product code is in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"EcoPower complete, mill 400 mm","offer_id":45351455490230,"sku":"167410","price":6674.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-ecopower-commercial-roof-ventilator-400mm.jpg?v=1786540346"},{"product_id":"r3-0-bradford-gold-ceiling-batts-165mm","title":"R3.0 Bradford Gold Ceiling Batts 165mm","description":"\u003cp\u003eR3.0 Bradford Gold is a non-combustible glasswool ceiling batt at 165 mm thick. It sits between R2.5 and R3.5 in the Gold range and is a common step up when the ceiling has the depth for it.\u003c\/p\u003e\n\u003ch3\u003eWhich width\u003c\/h3\u003e\n\u003cp\u003eBoth widths come 16 to a pack at 1160 mm long. The 430 mm batt covers 7.98 m² per pack and the 580 mm covers 10.77 m². Ceiling joists in Australia are usually set out at 450 mm or 600 mm centres and the widths follow that, but measure yours before ordering.\u003c\/p\u003e\n\u003ch3\u003eChoosing between R-values\u003c\/h3\u003e\n\u003cp\u003eThe jump from \u003ca href=\"\/products\/r2-5-bradford-gold-ceiling-batts-140mm\"\u003eR2.5\u003c\/a\u003e to R3.0 costs 25 mm of ceiling depth and very little extra labour, which is why it is often the better buy. Above this, \u003ca href=\"\/products\/r3-5-bradford-gold-ceiling-batts-185mm\"\u003eR3.5\u003c\/a\u003e and \u003ca href=\"\/products\/r4-1-bradford-gold-ceiling-batts-215mm\"\u003eR4.1\u003c\/a\u003e keep going in the same range. Whether you need any of them depends on climate zone and the rest of the build-up, which \u003ca href=\"\/blogs\/blog\/r-value-australian-climate-zones\"\u003eR-value by Australian climate zone\u003c\/a\u003e works through.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit between the joists, butt the ends, and leave no gaps. Do not squash the batt into a shallower space, because bulk insulation only performs at its full rated thickness. Keep whatever clearance the downlights and flues in that ceiling require.\u003c\/p\u003e\n\u003cp\u003eNon-combustible glasswool, with the thermal rating declared to AS\/NZS 4859.1 by the manufacturer. Pack sizes, coverage and CSR product codes are in the table below. Working out how many packs? \u003ca href=\"\/blogs\/blog\/how-much-insulation-do-i-need\"\u003eCoverage per pack explained\u003c\/a\u003e.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (16 per pack, 7.98 m²)","offer_id":45351820624054,"sku":"15226","price":58.9,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (16 per pack, 10.77 m²)","offer_id":45351820656822,"sku":"15256","price":78.85,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r3-0-bradford-gold-ceiling-batts.jpg?v=1786540456"},{"product_id":"bradford-thermoseal-tile-roof-sarking","title":"Bradford Thermoseal Tile Roof Sarking","description":"\u003cp\u003eBradford Thermoseal tile roof sarking is a tear resistant laminate that lays under roof tiles as a protective second skin. Two options, Plain and Plus, both 1500 mm x 30 m covering 45 m².\u003c\/p\u003e\n\u003ch3\u003eWhy a tile roof needs sarking\u003c\/h3\u003e\n\u003cp\u003eA tile roof is not a sealed surface. Wind driven rain, dust and embers can all get past the tiles, and the sarking is what stops them reaching the roof space. It also cuts the draughts that move through a tiled roof and reflects radiant heat off the underside of the tiles.\u003c\/p\u003e\n\u003ch3\u003eBarrier performance\u003c\/h3\u003e\n\u003cp\u003eWater barrier and Class 2 vapour barrier. Suitable for BAL 12.5 through to Flame Zone when installed to specification, which matters in tile roofing because the tile gaps are exactly the ember path a bushfire rating is worried about.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eRoll it out across the battens before tiling and lap it down the slope so water runs over a join rather than into it. It is a tough laminate, so it takes the handling that comes with working across a battened roof.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Plain, 1500 mm x 30 m (45 m²)","offer_id":45351462764726,"sku":"15110","price":167.2,"currency_code":"AUD","in_stock":true},{"title":"Plus, 1500 mm x 30 m (45 m²)","offer_id":45351462797494,"sku":"27308","price":171.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-thermoseal-tile-roof-sarking.jpg?v=1786540458"},{"product_id":"bradford-ecofan-v2-underfloor-ventilation-fan-250mm","title":"Bradford EcoFan V2 Underfloor Ventilation Fan 250mm","description":"\u003cp\u003eBradford EcoFan V2 is a 250 mm sub-floor ventilation fan for damp and mould control, available in brown or white, singly or as a twin pack.\u003c\/p\u003e\n\u003ch3\u003eSub-floor damp is an airflow problem\u003c\/h3\u003e\n\u003cp\u003eA closed sub-floor holds moist air against the underside of the floor, and that is where mould, musty smells and rot in the bearers start. Moving that air out is the fix, and it is usually cheaper and more permanent than treating the symptoms upstairs.\u003c\/p\u003e\n\u003ch3\u003eCapacity and control\u003c\/h3\u003e\n\u003cp\u003eThe 24 V DC EC motor is variable speed and moves up to 734 m³\/hr. Air iQ senses heat and humidity and adjusts automatically, so it runs when the sub-floor is actually damp rather than continuously.\u003c\/p\u003e\n\u003ch3\u003eWhy the twin pack exists\u003c\/h3\u003e\n\u003cp\u003eVentilation needs a path. Two fans placed to pull air across the sub-floor rather than one fan pulling from a single point is usually the better result, which is why they are stocked in pairs.\u003c\/p\u003e\n\u003cp\u003eTough UV stable polymer housing. Options and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Brown","offer_id":45351462830262,"sku":"112157","price":507.3,"currency_code":"AUD","in_stock":true},{"title":"Twin Pack Brown","offer_id":45351462863030,"sku":"134203","price":913.9,"currency_code":"AUD","in_stock":true},{"title":"Twin Pack White","offer_id":45351462895798,"sku":"134204","price":913.9,"currency_code":"AUD","in_stock":true},{"title":"White","offer_id":45351462928566,"sku":"112158","price":507.3,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-ecofan-v2-underfloor-ventilation-fan-250mm.jpg?v=1786564760"},{"product_id":"r3-1-bradford-soundscreen-acoustic-batts-110mm","title":"R3.1 Bradford SoundScreen Acoustic Batts 110mm","description":"\u003cp\u003eR3.1 Bradford SoundScreen is a higher density non-combustible glasswool acoustic batt at 110 mm, the deepest in the SoundScreen range.\u003c\/p\u003e\n\u003ch3\u003eWhere a 110 mm acoustic batt belongs\u003c\/h3\u003e\n\u003cp\u003eDeeper stud walls and midfloors, and rooms where the noise problem is worth solving properly: home theatres, media rooms, a bedroom against a living area, or a floor above a garage. The extra depth gives the cavity more material to absorb sound energy, and it brings the thermal figure up as a side benefit.\u003c\/p\u003e\n\u003ch3\u003eWhat Rw will I get\u003c\/h3\u003e\n\u003cp\u003eRw is a property of the whole system, not of the batt. Lining, framing, fixings and gaps all move it. Tell us the build-up and we will send the system report that matches.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eSix batts per pack at 1160 mm long: 430 mm wide covering 2.99 m² and 580 mm wide covering 4.04 m². The cavity has to be at least 110 mm deep for the batt to sit at full thickness. In a 90 mm wall use the \u003ca href=\"\/products\/r2-5-bradford-soundscreen-acoustic-batts-88mm\"\u003e88 mm version\u003c\/a\u003e instead of compressing this one.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit, touching the frame on all four sides, no gaps at the top, bottom or edges.\u003c\/p\u003e\n\u003cp\u003eNon-combustible glasswool. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 430 mm (6 per pack, 2.99 m²)","offer_id":45351821672630,"sku":"182314","price":57.95,"currency_code":"AUD","in_stock":true},{"title":"1160 x 580 mm (6 per pack, 4.04 m²)","offer_id":45351821705398,"sku":"182315","price":77.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r3-1-bradford-soundscreen-acoustic-batts.jpg?v=1786564869"},{"product_id":"r2-5-bradford-optimo-underfloor-batts-90mm","title":"R2.5 Bradford Optimo Underfloor Batts 90mm","description":"\u003cp\u003eR2.5 Bradford Optimo is a dense glasswool batt made specifically for suspended timber floors, at 90 mm.\u003c\/p\u003e\n\u003ch3\u003eSized narrower on purpose\u003c\/h3\u003e\n\u003cp\u003eThe two widths are 415 mm and 565 mm rather than the 430 and 580 of a wall batt. Floor joists are set out at the same nominal centres, but the batt has to sit up between them and stay there, so the fit is tuned differently. Eight batts per pack, covering 3.85 m² and 5.24 m² respectively.\u003c\/p\u003e\n\u003ch3\u003eWhat it does under a floor\u003c\/h3\u003e\n\u003cp\u003eThree things. It cuts heat loss down through the floor. It limits cold air moving up from the sub-floor, which is what people actually feel as a cold floor. And the density gives some acoustic benefit through the floor structure.\u003c\/p\u003e\n\u003ch3\u003eIt needs holding up\u003c\/h3\u003e\n\u003cp\u003eA floor batt is working against gravity, unlike a wall or ceiling batt. Friction fit gets it in place, but Optimo Saddles or Straps are what keep it there over time. Order the fixings with the batts rather than discovering the need later, and see \u003ca href=\"\/products\/bradford-optimo-sub-floor-fixings\"\u003eOptimo sub-floor fixings\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eThermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 415 mm (8 per pack, 3.85 m²)","offer_id":45351821246646,"sku":"114650","price":61.75,"currency_code":"AUD","in_stock":true},{"title":"1160 x 565 mm (8 per pack, 5.24 m²)","offer_id":45351821279414,"sku":"114692","price":81.7,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r2-5-bradford-optimo-underfloor-batts.jpg?v=1786564869"},{"product_id":"bradford-enviroseal-tuff-wall-wrap-and-roof-sarking","title":"Bradford Enviroseal Tuff Wall Wrap and Roof Sarking","description":"\u003cp\u003eBradford Enviroseal Tuff is a breathable air and water barrier rated for both roof sarking and wall wrap. It is the roof-capable member of the Enviroseal family, aimed at condensation control under the roof as well as weather defence during construction.\u003c\/p\u003e\n\u003ch3\u003eWhy a roof needs a breather too\u003c\/h3\u003e\n\u003cp\u003eWarm moist air rises. When it meets the cold underside of roof sheeting it condenses, and a roof sarking that traps that moisture keeps it in the roof cavity instead of letting it move on. A breathable membrane lets the vapour through while still stopping wind driven rain from getting into the cavity. \u003ca href=\"\/blogs\/blog\/metal-roof-condensation-australia\"\u003eCondensation in metal roofs\u003c\/a\u003e covers the mechanism in detail.\u003c\/p\u003e\n\u003ch3\u003eThree options\u003c\/h3\u003e\n\u003cp\u003eEnviroseal HTS, Enviroseal HTS-IT with integrated tape, and Enviroseal Tuff, all 1500 mm x 30 m covering 45 m². The IT version carries its own tape strip for faster, neater sealing.\u003c\/p\u003e\n\u003ch3\u003eBushfire\u003c\/h3\u003e\n\u003cp\u003eSuitable for all BAL regions, which is broader than most membranes in the range and makes it a straightforward choice on a bushfire rated site.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"Enviroseal HTS, 1500 mm x 30 m (45 m²)","offer_id":45351465189558,"sku":"185381","price":339.15,"currency_code":"AUD","in_stock":true},{"title":"Enviroseal HTS-IT with tape, 1500 mm x 30 m (45 m²)","offer_id":45351465222326,"sku":"190904","price":381.9,"currency_code":"AUD","in_stock":true},{"title":"Enviroseal Tuff, 1500 mm x 30 m (45 m²)","offer_id":45351465255094,"sku":"487982","price":339.15,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-enviroseal-tuff-wall-wrap-and-roof-sarking.jpg?v=1786540542"},{"product_id":"r2-7-hp-bradford-gold-wall-batts-90mm","title":"R2.7 HP Bradford Gold Wall Batts 90mm","description":"\u003cp\u003eR2.7 HP Bradford Gold is the highest R-value the Bradford Gold range reaches in a 90 mm stud wall. High density non-combustible glasswool.\u003c\/p\u003e\n\u003ch3\u003eThe top of what 90 mm can do\u003c\/h3\u003e\n\u003cp\u003eIf the assessment asks for more than R2.7 in a wall, the batt is no longer the variable. At that point you are looking at a deeper frame, or at adding performance outside the frame with a wall wrap or a rigid board. Getting there by compressing a thicker batt into 90 mm does not work, because a compressed batt does not hold its rating.\u003c\/p\u003e\n\u003ch3\u003eSizes\u003c\/h3\u003e\n\u003cp\u003eFive batts per pack across four sizes: 1160 x 420 mm covering 2.44 m², 1200 x 450 mm covering 2.7 m², 1160 x 570 mm covering 3.31 m² and 1200 x 600 mm covering 3.6 m². These are small packs, so a whole house takes a lot of them. Count the wall area properly before ordering.\u003c\/p\u003e\n\u003ch3\u003eOn site\u003c\/h3\u003e\n\u003cp\u003eFriction fit against the frame on all four sides, no gaps, no compression.\u003c\/p\u003e\n\u003cp\u003eNon-combustible glasswool, thermal rating declared to AS\/NZS 4859.1 by the manufacturer. Sizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1160 x 420 mm (5 per pack, 2.44 m²)","offer_id":45351821115574,"sku":"152191","price":47.5,"currency_code":"AUD","in_stock":true},{"title":"1200 x 450 mm (5 per pack, 2.7 m²)","offer_id":45351821148342,"sku":"127780","price":51.3,"currency_code":"AUD","in_stock":true},{"title":"1160 x 570 mm (5 per pack, 3.31 m²)","offer_id":45351821181110,"sku":"152197","price":63.65,"currency_code":"AUD","in_stock":true},{"title":"1200 x 600 mm (5 per pack, 3.6 m²)","offer_id":45351821213878,"sku":"126512","price":68.4,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/r2-7-bradford-gold-wall-batts.jpg?v=1786540541"},{"product_id":"bradford-rockwool-fibertex-820","title":"Bradford Rockwool Fibertex 820","description":"\u003cp\u003eBradford Rockwool Fibertex 820 is the highest temperature grade in the Fibertex range, high density unfaced stone wool rated for service up to 820 °C.\u003c\/p\u003e\n\u003ch3\u003eWhere 820 is the right grade\u003c\/h3\u003e\n\u003cp\u003eThis is furnace, kiln and high temperature exhaust territory rather than general plant insulation. If your operating temperature is comfortably under 650 °C, \u003ca href=\"\/products\/bradford-rockwool-fibertex-650\"\u003eFibertex 650\u003c\/a\u003e covers it for less. Specify 820 when the surface temperature, including upset conditions, genuinely goes there.\u003c\/p\u003e\n\u003ch3\u003eBoard, blanket and strip\u003c\/h3\u003e\n\u003cp\u003eFour board and blanket options here, from 4000 x 600 x 25 mm covering 4.8 m² to 1200 x 600 x 50 mm covering 4.32 m². The same grade also comes as pre-cut \u003ca href=\"\/products\/bradford-rockwool-fibertex-820-strips\"\u003estrips\u003c\/a\u003e for lagging work.\u003c\/p\u003e\n\u003ch3\u003eUnfaced\u003c\/h3\u003e\n\u003cp\u003eSupplied without a facing, so cladding or a facing is applied separately to suit the installation and the environment.\u003c\/p\u003e\n\u003cp\u003eSizes and CSR product codes are in the table below.\u003c\/p\u003e","brand":"CSR Bradford","offers":[{"title":"1200 x 600 x 25 mm (8.64 m²)","offer_id":45351465484470,"sku":"114095","price":259.35,"currency_code":"AUD","in_stock":true},{"title":"4000 x 600 x 25 mm (4.8 m²)","offer_id":45351465451702,"sku":"118493","price":144.4,"currency_code":"AUD","in_stock":true},{"title":"1200 x 600 x 50 mm (4.32 m²)","offer_id":45351465550006,"sku":"114096","price":256.5,"currency_code":"AUD","in_stock":true},{"title":"1200 x 600 x 75 mm (2.88 m²)","offer_id":45351465517238,"sku":"114097","price":255.55,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/3995\/3590\/files\/bradford-rockwool-fibertex-820.jpg?v=1786540541"}],"url":"https:\/\/awbm.com.au\/collections\/csr-bradford.oembed?page=5","provider":"AWBM","version":"1.0","type":"link"}