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Intumescent Air Transfer Fire Block 1 Hour Rated
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A durable ventilation grille which is easily mounted in solid timber fire doors & solid block walls
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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 £3.95 for very small items, £6.50 for small, £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?
If you are not sure if this fire block is right for your requirements please contact our friendly team today to discuss your requirements.
Specification
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