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Fire rated air bricks.
Non-combustible metal air brick terminals for low-resistance use with powered mechanical ventilation. Made in the UK and registered designs.
Built for very low airflow resistance.
- Non-bezelled or bezelled, bezelled versions suit external cladding
- Blades integral with the brick, so they will not loosen
- Designed to be fitted into walls during building works
- Metal ducting in standard 500 mm lengths, custom lengths on request
- Straight, 45 and 90 degree metal connectors in all three sizes
Free area by size.
| Size (mm) | Free area | Free area % |
|---|---|---|
| 204 x 60 | 11,007 mm² | 90% |
| 220 x 90 | 18,222 mm² | 92% |
| 208 x 130 | 24,660 mm² | 91% |
Finish and materials.
RAL brown 8016, white 9016, terracotta 8004, grey 7012 and beige 1001 (swatches indicative). Custom colours on request.
0.9 mm electro-galvanised sheet steel (DX51, Z275 zinc coating) with a polyester powder coating, 30% matt finish.
Compliance noted on the page.
- Non-combustible under Approved Document B, Volume 1: Dwellings, 2019 edition
- Steel fire class A1; powder coating EN 13501-1 class A2-s1,d0
- Performance tested to BS EN 13141-2:2010
- IPX3 water ingress rating (stated for 500 mm versions)
Check the downloadable specification before relying on test standard references.
Specifying air bricks?
Typical specification and instructions are in the downloads centre.