EVERBUILD® Pyro Mate Firesil

A neutral cure, fire rated silicone sealant.

A neutral cure, elastic silicone sealant which conforms to the EN1366-4 standard for fire retardancy and has a fire rating of up to 4 hours in certain joint configurations. CE Marked under EN15651-1:2012 type F-EXT-INT CC class F 25LM. 

  • Fire rated to EN1366 Part 4.
  • Neutral cure – adheres to most building surfaces, porous and non porous.
  • Permanently flexible.
  • Excellent weathering characteristics – suitable for internal and external use.
  • Can be used in joints up to 50 mm wide and 25 mm deep.
  • No priming required for most construction substrates.
  • Non slump - easy to apply and tool off.
  • Long tooling time 20-30 minutes.