Everbuild B1 FireFoam Handheld 750 ML

EVERBUILD B1 Handheld Fire Foamis a quick-setting one-part polyurethane foam with fire-retardant properties. The foam expands on application to up to 50 times its original volume and meets the test criteria BS476 Part 20; Class B1. Fire rated up to 4 hours in certain joint configurations. Once cured the foam can be cut sawn or plastered over after approximately one hour. A quick-setting fire-rated handheld foam Filling: Gaps around pipe entries through fire-rated wallsTo provide a fire-rated seal around window and door framesElectrical wire chasing prior to plastering where a fire rating is requiredDeep joints prior to applying sealant or plasterIrregular gaps in stone brick concrete or plaster Fixing: Door framesTimber structuresWindowsills and thresholdsWindow frames Insulating: Behind cladding to exterior wallsBehind soffit and barge boards When used as part of a fire-rated joint use in conjunction with EVERFLEX FIREMATE intumescent sealant for maximum fire rating. High degree of fire rating: slows down the passage of flames and smokeQuick setting - can be cut sawn or plastered in 1 hourEconomical in use - expands up to 50 times its original aerosol volumeFills irregular and broad gaps where most conventional fillers would failPossesses insulating and sound deadening properties Expansion 40 litres (750ml can) Cell structure Medium fine Elongation at tension 25% (DIN 53430) PTDSIKDIR488714