Envirograf Product 41 is an incombustible fireproof sponge that will not burn and emits no toxic fumes, degrading slowly in a fire to form an effective fire-stopping barrier. It is supplied as linear strips, sheets and shaped profiles, and can be used on its own or in combination with Envirograf cement filler.
- Used as fire breaks under roofing sheets, between walls and floors, and as a penetration seal around window and door frames in timber buildings
- Strip widths from 10mm to 100mm and heights from 20mm to 60mm; sheets in 1m x 1m and 1m x 2m
- Profiled sponge for steel cladding is available as MPF for one hour and MPF/2 for two hours
Technical documents
Envirograf publish the technical data sheet and safety data sheet for this product on their own site, where the current revision is always shown. Envirograf technical documents
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