WEST SYSTEM 421 - Fire retardant additive 1Kg

Price: £39.50
+ VAT
  • Description
  • 421 is a fine white powder added to the epoxy in the ratio of one to one by weight.
    The cured material is a fire retardant composition for use in engine or galley areas.
    421 Fire Retardant will greatly increase the viscosity of the epoxy and the composition requires trowelling or squeegeeing into place.


  • Technical Questions
  • What is the mix ratio?

    Mix ratio is 1:1 by weight.


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  • Safety Data Sheet
  • WEST SYSTEM 421 - Fire retardant additive 1Kg Safety Data Sheet

  • Technical Data Sheet
  • WEST SYSTEM 421 - Fire retardant additive 1Kg Technical Data Sheet

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