Cast Iron Air Bricks (Imperial)
Verified by manufacturer 1 month ago
225 x 75 mm - FLY3
225 x 75 mm - FLY3
Cast iron air bricks, available in three imperial sizes and various designs.
Application
Suitable for:
- Fly screen air brick (FLY): For supplying natural ventilation to interior rooms and sub-floor ventilation to prevent damp and dry rot. It can also be used as an extractor outlet vent grille over ducting.
- Hit and miss (HM): For use in period properties to replace defective vents, and areas there is an exposed position facing the prevailing wind.
- Louvre (L): For use in interior rooms, and as an extractor outlet vent grille over core drilled duct holes from room, hob, kitchen and bathroom extractors.
- Regency scroll (REG) and maximum air flow brick (MAX): Can be used to provide air under suspended floors and for room ventilation to reduce condensation or provide combustion air for solid fuel appliances.
- Slotted (VV): For use to provide air for combustion with open fire places.
- Square hole brick (GRID): Suitable for installation to conservation areas.
- Victorian 'Y' pattern (Y): Early to late Victorian properties.
- Windsor (WIN): Modern extensions and narrow courses of brickwork.
Description
Cast iron air bricks, which are mortared into walls in the place of a single, double or triple brick.
Features and benefits:
- Designed to sit flush with surrounding brickwork.
- Manufactured in the UK.
- Will last the lifetime of the building.
- Can be supplied in bespoke finishes to match existing brickwork.
- Fire and UV resistant.
- Fully recyclable.
General information
Color | Clear Black Other |
Finish | Painted |
Material | Iron Guidance for specification option: Cast in sand moulds. |
Shape | Rectangle Square |
Length | Bespoke |
Width | Bespoke |
Height | Bespoke |
Uniclass | |
CAWS | F30/15 Airbricks in external walling F30/160 Airbricks in external walling |
Specification data - Airbricks
Material | Iron. |
Colour | Painted (black).Guidance for specification option: Uses a three-part epoxy primer, followed by two-part epoxy black gloss top coat which is extremely hard wearing. RAL.Standard (bare).Guidance for specification option: Will rust to leave a natural brown coating of iron oxide, which will protect the grille from further corrosion. Manufacturer guidanceApplied finish. |
Type | FLY3. Guidance for specification option: Exterior fly screen air brick. Supplied with a copper mesh of 1 mm gauge, 1 x 1 mm square holes for preventing the ingress of flies, wasps and rodents. |
Accessories/ Other requirements | Not required. Cavity horizontal extension (CAVHEXT3/ CAVHEXT6/ CAVHEXT9). Guidance for specification option: For all 9 x 3", 9 x 6" and 9 x 9" air bricks. Transfers air through the wall to an internal grille. Daisy Grille, 10 x 4" (DAY104/ DAY107. Guidance for specification option: For VV3, FLY3, FLY6, Reg3, Y3, Y6, MAX3 and MAX6 only. For use in conjunction with the CAVHEXT3/ CAVHEXT6/ CAVHEXT9. Duct tape black. Guidance for specification option: Fabric high strength adhesive tape to secure imperial cast iron air bricks to metric cavity horizontal extensions and periscope duct. Flood screen. Guidance for specification option: For FLY3 and FLY6 only. Cork gasket that can be used to replace the mesh when flooding is imminent and likely to occur. Removable. |
Dimensions | 225 x 75 mm. Guidance for specification option: To replace a single brick. |
Vent | 16 x 16 mm. |
Weight | 1.5 kg. |
Air flow | 5200 mm². Guidance for specification option: With mesh. |
Thickness | 8 mm. Guidance for specification option: Plate thickness |
Depth | 50 mm. Guidance for specification option: Reverse depth. |
Sustainability data
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Material | Iron Guidance for specification option: Cast in sand moulds. |
Recyclability | 100% |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 96 % |
Literature
Cast Iron Air Bricks Double Brick Sized (nom 9x6 inch)
Cast Iron Fly Screen Air Bricks
Cast Iron Air Bricks Single Brick Sized (nom 9x3 inch)
Cast Iron Air Bricks Triple Brick Sized (nom 9x9 inch)
Cast Iron Louvre Air Bricks
Cast Iron Hit and Miss Air Bricks
Using Cast Iron Imperial 9x3 Air Bricks with Metric Cavity Wall Duct and Periscope
Case studies
Using Cast Iron Imperial Air Bricks with Metric Ducting
28,000mm2 Free Area
Cast iron air bricks and mesh - a solution at last
Cork Flood Screen for Cast Iron Air Bricks - an innovative and simple solution to flood defence in period properties and listed buildings