Premium fire-resistant expanding foam for gaps & insulation. B1-rated, up to 4hrs fire protection, 30x expansion.
The Timco B1 Fill & Fix Expanding PU Foam is a premium-quality, fire-resistant polyurethane-based foam designed to deliver exceptional performance in fire-critical applications. Its complex cell structure provides excellent thermal and acoustic insulation properties, making it ideal for a variety of construction and renovation projects.
Tested in accordance with BS 476-20, EN1366-4, and DIN4102-1, this foam offers up to 4 hours of fire resistance, ensuring safety in demanding environments. It’s perfect for filling irregular gaps, insulating around window sills, soffits, and barge boards, as well as aiding in the fitment of partition stud walls.
Key Features
For fire door applications requiring 30 or 60 minutes of fire resistance, consider using Fire & Acoustic Seals Fire Door Foam (FAS-750G) for optimal performance.
Free standard shipping on U.S. mainland orders. Express shipping options and international shipping available at checkout.
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