P66 Gun Grade Expanding Foam

P66 Gun Grade Expanding Foam is a professional, single-component polyurethane foam perfect for a variety of projects. With its excellent adhesion and filling capacity, you can precisely apply it for optimal efficiency and great thermal and acoustic insulation value. It can expand up to 1.5 times, depending on temperature and humidity, and can provide up to 45 litres of yield. It conforms to fire class B3 and is mould-proof and waterproof, and is also overpaintable. Use it to fill and seal gaps, joints, and cavities, and for fixing and insulating door and window frames. Comes in a 750ml can. 

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