Intumescent Block Grilles
From £66.18 to £250.73
Slim-profile, versatile intumescent grilles for use in ceilings, doors, walls or ducting. (PRODUCT 36)
| SKU: | PRODUCT 36 |
| Category: | Ducting Protection |
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- Description
- APPLICATION INSTRUCTIONS
- DOWNLOADS
- ORDER REFERENCES
Description
A non-clogging, block-type intumescent grille 38mm in depth, giving 90% free ventilation area. In addition to the stocked sizes noted in the price list, the grille can be manufactured to any size or shape within two or three days. Coated steel plates are also available in anodised aluminium, white, brown (powder-coated) and other colours to order, e.g. HEWI and BS colours.
All block grilles are 38mm thick, giving up to 4 hours of fire protection. Can be made to other sizes and shapes.
ADVANTAGES
- For use in fire barrier walls and ceilings, doors and duct openings- Provides an effective fire seal for up to 4 hours, whilst offering free air movement
- Standard grille is square, but a circular version can be made to order if required
FIRE TEST PERFORMANCE
Tested to BS476 Part 22 (1987), achieving an integrity of 240 minutes.
Tested at VNE to European Standard EN1363-1 (2000).
APPLICATION INSTRUCTIONS
Order the block grille to suit the opening to be protected. The block grille simply pushes into place. Mastic or silicone sealant can be used around the edges if required. Grilles can be made with lugs to screw into place for ceiling applications if required. Any type of grille front can be used or Envirograf front plates can be supplied (available in standard sizes or can be made to suit).
New Block Grille – this is a complete unit with front plate attached. Block grille section pushes into the opening and the whole unit is secured in place with screws through the attached front plate.
DOWNLOADS
Please use the links below to download relevant information as PDF documents:
Technical Information
Application Instructions
COSHH Data
ORDER REFERENCES
All block grilles are 38mm thick, giving up to 4 hours of fire protection. Can be made to other sizes and shapes
Standard Sizes available from 100mm x 100mm up to 500mm x 500mm
Please Note: These are not stock items, although they can normally be made within 24 hours
NEW-STYLE BLOCK GRILLE – SIZES FROM 100mm TO 300mm COMPLETE WITH TWO FACE PLATES
| REF |
| NBG100 100mm x 100mm |
| NBG200 200mm x 200mm |
| NBG300 300mm x 300mm |
Other sizes made to order
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