Ronseal 300ml expanding foam filler for quick gap filling and insulation on all surfaces. Dries in 1 hour, expands 2.5x.
The Ronseal Quick Drying and Expanding Foam Filler is a versatile solution for filling large and awkward-sized gaps on both interior and exterior surfaces. Its quick-drying formula adheres to various materials including wood, metal, glass, and masonry, expanding up to 2.5 times its initial volume for thorough coverage.
Featuring a simple trigger applicator, this foam filler ensures smooth, consistent application with minimal overfill. The advanced liquid foam formula provides excellent insulation against heat, sound, and moisture, making it ideal for a wide range of repair and insulation projects.
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Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
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