Soudafoam FR HY – High Yield Fire Rated Expanding Foam

HIGH YIELD fire rated, one component expanding polyurethane foam filler. 25% more yield than standard Soudafoam FR fire resisting foam. Rapid curing. Excellent thermal and acoustic insulation properties. Expands 35-40 times its initial volume. Excellent primerless adhesion on most construction materials. Conforms to all international standards