Geocel Great Stuff Fire Rated Acoustic Foam 750ml
Dow Great Stuff Fire Rated Acoustic Foam is a high performance foam that seals, fills, bonds and insulates most construction materials. It provides effective insulation against damp and draught and is completely water resistant. It provides up to 5 hours of fire rating protection and is acoustic rated according to W=db59 foam sound reduction index. Once fully set, the foam can be trimmed, sawn, sanded, painted or plastered over.