B1 Fire Class Expanding Foam

Fire rated one component, expanding polyurethane foam filler. Rapid curing. Excellent thermal and acoustic insulation properties. Excellent primerless adhesion on most construction materials. For use in passive fire protection systems as a large gap filler; installation of fire retardant window and door frames; sealing of expansion and connection joints, penetration seals. Thermal and acoustic insulation around doors and window frames, pipe penetrations, insulation and roofing materials and general construction.

• Fire rated polyurethane foam filler
• EN1366-4-Fire resistance, up to 4 hours depending on joint configuration
• Fire class DIN 4102 B1
• Acoustic rating-58 dB
• Insulation factor-36mW/mK