Bond It 500/750ml Mega Foam PU Expanding Polyurethane Aerosol Gun Grade Gap Filler Description: A fast setting, multi‐purpose PU foam which bonds, fills, seals and insulates most construction materials. Can be used as both gun grade or aerosol application. Benefits: w Universal applicator valve ‐ can be used at any angle. w Can be used either as a gun grade version (Gunfoam Applicator‐ Pat. EP2004520, EE05028, RCD1635764) or as an aerosol version. w High yield. w Low curing pressure and moderate post expansion avoids deformation of building elements. w High thermal and acoustic insulation value. w Specially coated valve ‐ problem free and will not corrode. w Space saving as you only need to stock 1 can! w Non‐shrinking. w B3 Rating according to DIN 4102‐1. Bond It .