Demsun P66 750ml Expanding Foam 6 Pcs, Wall Filler & Gap Sealant for Windows, Doors and Cavities, Thermal Insulation, Acoustic Soundproofing, Gun Grade, Mould Proof, Fire Class B3

THERMAL & ACOUSTIC INSULATION FOAM: Demsun P66 expanding foam provides reliable thermal insulation and acoustic foam performance for residential and commercial projects. The closed cell foam structure helps reduce heat loss, improve energy efficiency and support soundproofing applications around walls, windows and building gaps WATER & MOULD PROOF: Designed as a durable polyurethane foam filler, this expanding foam filler creates a moisture-resistant barrier that helps prevent water penetration and mould formation. Suitable for indoor and outdoor use, it delivers long-lasting insulation foam performance in demanding environments EASY APPLICATION & OVERPAINTABLE: Compatible with most foam gun and sealant gun systems for precise application. Ideal for door and window frames, gaps, joints, cavities in walls, electrical outlets and water pipes. Once cured, the foam can be trimmed, sanded and painted, making it a practical wall filler ready mixed for holes and wall repair kit solution FIRE CLASS B3 RATED: Formulated to meet Fire Class B3 requirements, offering dependable performance for construction and renovation tasks. Suitable for isolation, insulation and sealing applications where reliable gap filling and controlled expansion are required HIGH EXPANSION & DURABILITY: Expands up to 1.5 times its applied volume, ensuring excellent filling of gaps, joints and cavities. The high-density polyurethane structure provides strong adhesion, long-term durability and effective insulation for window insulation, filler for walls and general repair applications