B1 Fill & Fix Expanding PU Foam - Gun Grade 750ml each

TIMCO B1 fire rated fill & fix expanding foam is a premium quality fire resistant polyurethane based expanding foam formulated to give excellent performance in a majority of fire critical applications. The complex cell structure also gives the foam excellent thermal and acoustic characteristics. Tested in accordance with BS 476-20, EN1366-4, EN13501 and DIN4102-1 for use in fire safety critical applications requiring up to 4 hours fire resistanc

• 4 hour fire rating
• CFC free
• Fast curing
• Paintable
• Can be plastered
• Up to 30x expansion
• Heat & acoustic insulator
• For 30 and 60 minute fire door applications, use Fire & Acoustic Seals Fire Door Foam (FAS-750G)