Gorilla Filler

151 Gorilla Filler Expanding Foam is a high-performance polyurethane foam designed for sealing, insulating, and filling gaps and cavities. It expands on contact to form a durable, airtight, and weatherproof seal, making it ideal for both indoor and outdoor applications.

Best for: Large cracks and holes in stone, wood, brick, and metal

Key Features:

• Expanding polyurethane foam – fills voids and irregular gaps
• Weatherproof seal – suitable for exterior use
• Hardens after curing – can be cut, sawn, sanded, and painted
• Adheres to most surfaces – including masonry, timber, and metal
• Easy application – includes nozzle for direct use

Includes:

• 1 × 151 Gorilla Filler Expanding Foam (750ml)

Usage Tips:

• Shake can thoroughly before use
• Wear protective gloves during application
• Hold can upside down and apply foam into gaps
• Allow 24 hours to fully cure before trimming or finishing
• Clean nozzle after use with cellulose thinners or nail varnish remover