Nullifire FF197 Gun Grade 4HR Expanding Fire Foam 750ml
Nullifire FF197 is a fire rated moisture-curing polyurethane expanding foam that can provide up to 4 hours fire integrity to openings in masonry construction.
FF197 can achieve a 60 minute fire door rating when used with conventional packers, without the need for overcapping with intumescent mastic and architrave.
Used to seal linear gaps throughout the fire rated areas of a building.
Perfect for sealing gaps found around fire rated doors.
Cures to form a semi-rigid foam that is able to accommodate some degree of movement of the joint.
FD60 approved under BS EN 1634-1.
Fills gaps up to 35mm.
Certified to the latest British and European standards: BS EN 1366-4, DIN 4102 Pt 1 (B1), EN 13501: Pt 2, BS EN 1634-1 and meets BS476-20 and 22.
Approvals: CE, ETA 15/0172.
Certifire Approval No. CF5325.
Can be applied with a conventional foam gun or hand-held when used with a 2 in 1 ‘straw’ nozzle.