Intumescent Air Transfer Fire Block 1 Hour Rated
In stock
Delivery Information
| Delivery Time Frame | Delivery Information |
| Next Working Day By 1PM | When an order is placed by 3pm for next working day on certain items |
| Standard Delivery | Usually delivered in 2 to 4 working days |
| Delivery Charges | |
| UK Mainland | Prices start at £6.50 for small items, £9.50 for medium and £20 for large/long items |
| Scottish Highlands & Islands, Northern Ireland & Ireland | Prices from £30, please see our delivery page for more info. |
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Description
Intumescent Air Transfer Fire Block 1 Hour Rated for Doors and Walls
Fire blocks offer a low-maintenance, low-cost answer to this application giving up to 60 minutes integrity in accordance with BS 476 part 20/22 together with giving excellent free air flow during normal use.
A durable ventilation grille which is easily mounted in solid timber fire doors & solid block walls, and can provide in excess of 1/2 or 1 hour fire protection. Astroflame Fire Grille comprises of a intumescent core within a galvanized steel frame with vermin proof 6mm steel mesh fitted to both faces. The design allows a free area of 80% approximately.
Application uses
- Suitable for use in solid timber fire doors & solid block walls
- Suitable for mounting up to 1,000mm (1m) from floor level. Top edge of Grille should be no higher than 1,000mm (1m).
- When installing ventilation, air conditioning, ductwork or simply cutting holes for ventilation within a compartment concrete wall the integrity of the building must be retained.
Specification
- 60 minute fire rated
- Low cost
- Low maintenance
- Protects against fire
- Vermin proof wire mesh 80% free area
Size
- Grille Depth is 42mm
- Grille Widths x Height 225 x 225mm, 300 x 300mm, 400 x 400mm
Installation
- For block work installation, block work should be a minimum of 75mm thick and with a suitable lintel above the grille so that the grille is non load bearing.
- Door work installation should be a minimum of 44mm thick.
Technical
- BS 476 part 20:22
Not sure if this Fire Block is right for your requirements?
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