Bison pur foam fire retardant

For fast, flame retardant (B2) and easy sealing, insulating and filling of larger seams, joints and cracks against heat loss, cold, draught, noise and moisture. Adheres to many materials such as wood, concrete, stone, masonry, plaster, metal, glass and many plastics, such as polyester, polystyrene (styrofoam), pvc and hard polyurethane foam. No adhesion to polyethylene film, silicone or P. T. F. E.