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Products / Sealants
Tremco TREMstop Fyre-Sil
  • For use on metal pipe, plastic pipe, cables, cable trays, ducts and multiple through-penetrations.
  • Can be used on static joints and dynamic joints in the following products:
  • Concrete
  • Wood floor/ceiling
  • Gypsum wall assemblies and perimeter fire barrier joints.

TREMstop Fyre-Sil

Gun-Grade Silicone Sealant

TREMstop® Fyre-Sil is a gun-grade, neutral cure silicone sealant for use in firestopping joints and through-penetrations. This elastomeric high-performance sealant is capable of +/- 25% movement in a fire-rated joint and is available in self-leveling (SL) or non-sag gun-grade (GG) for ASTM E-814 through-penetrations. It is tested for up to a four-hour fire rating by independent laboratories. It is also approved by Agricultural Canada and Health and Welfare Canada for use in food processing plants.