Fire-retardant B2 PU Foam

Fire-retardant PU Foam is a fast curing one component polyurethane foam. It can effectively stop the flame from further burning and spreading When the source of the fire is removed the fire will stop quickly, used for sealing pipes through brick masonry and wall openings, etc., fixing and insulating door and window frames, filling and sealing gaps, joints, openings and cavities as well as fireproofing and linear joints in brick masonry and walls are well suited for filling and sealing, with exc