The Original Gorilla Filler 500ml Weatherproof Expanding Foam - Professional Grade Gap Filler & Sealant for Wood, Metal, Brick, Stone - Paintable, Sandable, Airtight Seal for Indoor & Outdoor Use
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Why We Love It
- Versatile all-purpose cavity filler.
- Insulates against heat, sound, moisture.
- Quick set formulation advantage.
Main Highlights
- 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
The Original Gorilla Filler 500ml Weatherproof Expanding Foam - Professional Grade Gap Filler & Sealant for Wood, Metal, Brick, Stone - Paintable, Sandable, Airtight Seal for Indoor & Outdoor Use
Free Shipping

Why We Love It
- Versatile all-purpose cavity filler.
- Insulates against heat, sound, moisture.
- Quick set formulation advantage.
Main Highlights
- 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