Everbuild Fire Retardant Foam is available in a hand held can or a gun grade can. Everbuild Firefoam B2 Gungrade is a quick setting fire rated, one part polyurethane foam designed for application by any standard foam applicator gun. Fire resistant for up to 2 hours in certain joint configurations. It expands on application to up to 50 times the can contents and meets the requirements of the test criteria for BS476 Part 20; Class B2.
