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Joint foam, B1 PU

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Joint foam, B1 PU

Fire-retardant foam for fire rated sealing of linear joints.

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Available in 1 version

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Fire-retardant, 1-component, expanding construction foam:


  • Fire resistance classes up to EI 240

  • Seals against fire and combustion gases

  • Suitable for application guns

  • Very good bonding on most construction materials
Notice

See Würth classification report 13-03140-2a when sealing fire rated linear joints. The hardened foam must be protected from UV radiation by a layer of plaster, silicone or paint.