Fire Retardant Expanding Foam- Class B1 Why Partel FOAMSEAL? Partel FOAMSeal Liquid B1 fire retardant expanding foam is a moisture-curing 1-component polyurethane foam sealant suitable for processing with a PU foam gun. Free from CFC, HCFC, and HFC. Excellent thermal and sound insulation High fire resistance- B1 Superior adhesion on various substrates High yield: 40 liters per can No dwell pressure after curing Skin forming time: approx 8 to 10 minutes Resistant to aging- not applicable to UV radiation Eco-friendly propellants Fast and easy processing Dimensionally stable Frost and water-resistant High bonding strength on multiple substrates Good flow resistance, also suitable for wide joints Very low emission- EMICODE EC1PLUS Technical Data Colour Yellow Fire behaviour (DIN 4102-1) B1 Temperature resistance -40°C to +80°C short term +120°C Application Internal and external usage for thermal and sound insulation Partel FOAMSEAL B1 is suitable for windows, roof windows, attic conversion, doors, partition walls, precast walls, roller shutter boxes, air conditioning and ventilation systems, joints in thermal insulation systems, pipelines, metal structures, wooden structures Designed for filling joints, cavities, and wall penetrations. Suitable substrates: Versatile to be used on various building substrates such as masonry, plaster, wood, concrete, aerated concrete, bricks, clinker, plasterboards, fiberboards, various plastics, corrosion-protected metals, styrofoam, various other insulating materials, ceramics, tiles, stone Content 750 ml Documents Partel FOAMSEAL LIQUID B1 Data Sheet