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All Categories > Fire Protection Products > Tremco > Sealants > TREMstop Silicone (Fyre-Sil)  
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TREMstop Silicone (Fyre-Sil)

TREMstop Silicone is a single-component, neutral cure silicone firestopping sealant. This elastomeric high performance sealant is capable of plus or minus 25 percent movement in a fire-rated joint. TREMstop Silicone is available in self-leveling (SL) or non-sag gun grade (GG) for ASTM E-814 through penetrations. TREMstop Silicone is tested for up to a four hour fire rating by independent laboratories and is approved for both through penetrations and joint applications.

TREMstop Silicone is approved by Agricultural Canada and Health and Welfare Canada for use in food processing plants.

Item #

Product Name


Unit Quantity


TRTSFS.SC Fyre-Sil 10oz Standard Cartridge Per Cartridge in Boxes of 12 1 lb Per Cartridge
TRTSFS.SS Fyre-Sil 20oz Standard Sausage Per Sausage in Boxes of 12 1.5 lb Per Sausage
TRTSFS.5G Fyre-Sil 5 gallon pail Per Gallon In 5 Gallon Pails 55 lbs. Per Pail


Tremco TREMstop Fyre-Sil Data Sheet

Tremco TREMstop Fyre-Sil MSDS