Timco B1 Fire Rated Expanding PU Foam Gun Grade, 750ml

The Timco B1 Fire Rated Expanding PU Foam is a premium-quality, fire-resistant polyurethane-based expanding foam designed for exceptional performance in fire-critical applications. Its complex cell structure provides excellent thermal and acoustic properties, making it ideal for both filling irregular gaps and insulating large voids.

Tested in accordance with BS 476-20, EN1366-4, EN13501, and DIN4102-1, this foam offers up to 4 hours of fire resistance, ensuring safety in high-risk environments. It is fast-curing and perfect for use around window sills, soffits, barge boards, and partition stud walls.

For applications requiring fire door compliance (30 or 60 minutes), consider using Timco Fire & Acoustic Seals Fire Door Foam (FAS-750G) as an alternative solution.

Key Features:

• Fire-resistant (B1 grade)
• Suitable for interior and exterior use
• Gun-grade application for precision dispensing
• Fast-curing formula

Applications:

• Gap filling in fire-rated constructions
• Insulation of window sills and soffits
• Partition wall installations
• Fire barrier sealing