Our intumescent fire grilles are supplied in a huge number of sizes with this page containing the 300mm to 350mm wide variations - see the options available. They are simple to fit into solid timber fire doors & solid block walls and provide in excess of 1/2 or 1 hour fire protection. Each grille comprises of a moisture resistant intumescent core within a galvanised steel frame with vermin proof 6mm steel mesh fitted to both faces, grille depth is 42mm.
The square and rectangular grilles have a fire rating of up to 60 minutes depending on the rating of your fire door, and have a maximum single grille size of 600mm² (or equivalent area).
Each pack contains one grille and two air transfer plates.
How To Install Your Intumescent Fire Grilles
- The Grille is tested with the Steel Face Plate (included) on either side of the door.
- Suitable for fitting up to 1,000mm (1m) from floor level. The top of the grille should not be higher than 1000mm from the floor.
- 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.
- The doorset must have been shown capable, by test or assessment, of accepting an aperture of the dimensions required without detriment to its fire resistance performance. When determining acceptable aperture cut out dimensions, it is permissible to utilise aperture dimensions approved for glazed vision panels that have not been used.
Product Data Sheets
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Suitable for mounting up to 1 metre from floor level
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Max single grille size is 600mm, or equivalent area
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Comprehensive range of sizes from 100mm x 100mm to 600mm x 600mm
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Fire grilles tested to: BS476: Part 22: 1987 | EN 1634-1
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Moisture resistant intumescent core within a galvanised steel frame
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Vermin-proof 6mm steel mesh fitted to both faces
Customer reviews
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wayne robinsonMar 25, 2016, 06:40Great technical advice on what I needed and a speedy delivery, reasonable price to.
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Phil LongApr 16, 2015, 09:32straightforward website with paypal no hassle payment, quick delivery, excellent communication. Will use again and recommend.
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E KingNov 11, 2014, 08:04Delivery arrived within 24 Hours
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Tony NelsonJan 14, 2013, 11:22Thank you for the service and delivery. Much appreciated. I wish all my suppliers were as good as yourselves Ten out of ten
Intumescent Fire Grille Packs 300mm to 350mm wide
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