2x Bond It Gun Grade Expanding PU fill and Fix Gap Filler Contractors Window 750ml Description: A fast setting, multi‐purpose PU foam which bonds, fills, seals and insulates most construction materials, which has a reaction to fire rating of class B2 (DIN4102:1). Bond It B2 PU FOAM is a one-component polyurethane assembly foam, and is based on a moisture curing polyurethane prepolymer. Benefits: w B2 Fire Rating according to DIN 4102‐1. w Low curing pressure. w High thermal and acoustic insulation value. w Good volume expansion for effective filling. Uses The fresh foam adheres to most common building materials including wood, concrete, stone, plaster, metal, PVC and polystyrene, however it will not stick to surfaces such as polyethylene, Teflon, silicone, oil and .
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