*GUN GRADE Expanding *FIRE Foam 750ml B1

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

• 4 hours fire resistance
• BS 476-20
• EN 1366-4
• DIN 4102-1
• Fast curing
• For 30 and 60 minute fire door applications, use Fire & Acoustic Seals Fire Door Foam (FAS-750G)