Bradford Polyair Performa
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Australia-wide freight · Local pickup from Epping, VIC by arrangement. Ordering from the outback? Get in touch about deliveries to remote locations · Shipping details
Bradford Polyair Performa is a foil faced closed cell foam roll, 4 mm or 8 mm thick, in an extra heavy duty commercial grade. It works by reflection rather than by thickness, which makes it a different tool from a glasswool blanket rather than a cheaper version of one.
How reflective insulation actually works
Bradford quotes it as reflecting up to 95% of radiant heat. The catch is the air gap. A reflective face pressed hard against another surface reflects almost nothing, because the heat simply conducts across the contact. It needs a small air gap in front of the foil to do its job, so how it is installed decides how much you get out of it. Blanket, sarking or batts sets out where each type belongs and why a foil product on its own rarely satisfies a bulk R-value requirement.
Weather barrier
Taped and sealed, it also helps block rain, dust and draughts during construction. The extra heavy duty grade is there so it survives frequent handling and knocks on a commercial site.
Sizes
Five rolls, all 1350 mm wide. In 4 mm there is a 22.25 m roll covering 30.03 m², a version of the same roll with a 150 mm lap, and a 40 m roll covering 54 m². In 8 mm there is a 22.25 m roll covering 30 m² and a 30 m roll covering 40.5 m². If you are lapping and taping, allow for the overlap when you work out roll count. How much insulation do I need covers the estimating.
For a garage or shed rather than a commercial build, look at Polyair Unicell. Sizes and CSR product codes are in the table below.
Technical data
Bradford technical data sheet (PDF)Sizes stocked
| Option | CSR product code | Coverage | Sold per |
|---|---|---|---|
| 150 mm lap, 22.25 m x 1350 mm x 4 mm (30.03 m²) | 466844 | 30.03 m² | roll |
| 22.25 m x 1350 mm x 4 mm (30.03 m²) | 152161 | 30.03 m² | roll |
| 40 m x 1350 mm x 4 mm (54 m²) | 152429 | 54 m² | roll |
| 22.25 m x 1350 mm x 8 mm (30 m²) | 152472 | 30 m² | roll |
| 30 m x 1350 mm x 8 mm (40.5 m²) | 180852 | 40.5 m² | roll |
Product summary
| Thermal performance | Reflects up to 95% of radiant heat. With a small air gap, the reflective face can boost overall insulation |
|---|---|
| Weather barrier | When taped and sealed, helps block rain, dust, and draughts |
| Durable | Extra heavy duty commercial-grade material resists frequent handling and minor impacts |
| Easy to install | Lightweight and simple to handle |
Sizes and product codes from the CSR Bradford price catalogue, 28 May 2026.
Common questions
What sizes are stocked and how much does each one cover?
5 options are stocked, running from 150 mm lap, 22.25 m x 1350 mm x 4 mm (30.03 m²) to 30 m x 1350 mm x 8 mm (40.5 m²). The table above lists each one with the coverage or quantity you get.
What thermal performance does it have?
Thermal performance: Reflects up to 95% of radiant heat. With a small air gap, the reflective face can boost overall insulation.
How is it installed?
Easy to install: Lightweight and simple to handle.
Cannot see your question? Ask our team and we will get you an answer.
Sizes and product codes from the CSR Bradford price catalogue, 28 May 2026.