Expanding Foam Filler for Gap Airtight Crack Seals Gorilla Seal Your Gaps with Weather Proof 500ml

PROFESSIONAL WEATHERPROOF SEAL - Gorilla Filler expands on contact to fill any shaped gap and hardens to form an airtight, weatherproof seal that protects against moisture, drafts, and external elements VERSATILE MULTI-SURFACE APPLICATION - Ideal solution for large cracks and holes in stone, wood, brick, and metal surfaces, making it perfect for construction, repair, and home improvement projects EXPANDABLE FORMULA - High-performance polyurethane foam expands to multiple times its original size, ensuring complete gap filling and superior insulation properties FINISHABLE & CUSTOMIZABLE - Once cured, can be cut, sawn, painted, sanded, or plastered to achieve professional finish that blends seamlessly with existing surfaces INDOOR & OUTDOOR DURABILITY - Weatherproof formulation provides long-lasting protection with excellent thermal and acoustic insulation for both interior and exterior applications