Pur 7 B1 Insulation and Assembly Foam is an expanding foam suitable for a variety of insulating and mounting jobs, with a B1 fire-retardant rating. It has a maximum expansion of 20%, making it essential for jobs where low expansion is important. It cures in just 60 minutes with permanent flexibility. It provides excellent cold, heat and sound insulation. Use this versatile expanding foam for a multitude of jobs around your home including mounting doors and windows, sealing connections to roofs and walls, and filling holes and cavities. It also provides excellent insulation around pipes. The foam will sustain temperatures as low as -10 degrees Celsius. Compatible with all construction materials, this useful product can easily be worked on: painting, bonding, plastering, etc.
Maximum expansion of 20%
B1 fire retardant rating
Cures in just 60 minutes
Ideal for insulating & mounting