Fire Retardent PU Foam Gun Grade 750ml


illbruck FM110 (formerly Webbflex B1 Foam) is a fire rated gun grade expanding polyurethane foam. It can provide up to 4 hours fire resistance in linear joints has excellent thermal and acoustic insulation properties and forms a strong bond to most construction materials.


  •  4 hour fire rating tested to the latest British and European Standards BS EN 1366-4 and DIN 4102 Pt 1 (B1)
  • Suitable for filling sealing and insulation of joints and gaps in a variety of fire rated construction applications
  • Forms a strong bond to concrete brickwork stone plaster wood fibre concrete metal PVC and polystyrene
  • Rapid curing formulation: Foam is tack free within 10 minutes and can be cut or trimmed within 45 minutes
  • Technical Data Sheet

Available on back-order

Typical Uses illbruck FM110 is a modified one component polyurethane foam suitable for the filling / sealing of joints and gaps requiring fire rated properties. These include the perimeter sealing and fixing of fire resistant windows and doors and the sealing of mechanical and electrical service penetrations through compartment walls and floors.

Additional information

Dimensions 0.5 cm


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