About this Product

Fill, seal and insulate with confidence - Soudal Expanding Foam is the trusted choice for builders, tradespeople and DIYers.

This one-component polyurethane foam expands to fill and seal gaps, joints and cavities quickly and securely. The B3-rated formula provides reliable insulation against heat, sound and moisture, making it ideal for everyday construction and repair jobs.

Use Soudal Expanding Foam to fix and insulate door and window frames, fill openings in roof structures, or seal around pipes, conduits and electrical cables. Once cured, it can be easily cut, sanded, plastered or painted for a smooth, professional finish.

Packed in a 750 ml handheld can, this self-expanding PU foam is ready to use straight from the tin - no applicator gun needed. It delivers high yield, excellent adhesion and long-lasting resistance to water, heat and ageing.

• Multi-purpose use - perfect for filling and insulating holes, gaps, joints and cavities
• High-performance brand - trusted Soudal expanding foam formulation for professional results
• Thermal & acoustic insulation - reduces heat loss and noise transmission
• No shrinkage or post-expansion - stable once cured
• Easy to finish - can be cut, sanded and painted
• Handheld convenience - 750 ml can for quick, precise application
• Interior & exterior use - adheres to most building materials (except PE, PP and PTFE)