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STI SpecSeal SIL Silicone Firestop Sealant - 10.1 oz Tube

STI SpecSeal SIL Silicone Firestop Sealant - 10.1 oz Tube Add to Quote autorenew

STI SpecSeal SIL Silicone Firestop Sealant - 10.1 oz Tube


SpecSeal® SIL Silicone Firestop Sealant is a one-part, neutral-curing silicone sealant exhibiting superior performance in applications where sealing openings in walls and floors are needed to control the spread of fire, smoke, toxic gasses, and water during fire conditions.

SpecSeal® SIL Silicone Firestop Sealant reacts with atmospheric moisture to form a high-strength, durable seal that will adhere to most building substrates without the use of primers. SpecSeal® products do not contain asbestos or PCBs.

  • Low modulus allows dynamic movement in joints
  • Non-halogenated
  • Auto bonding allows fresh sealant to adhere to cured sealant
  • Excellent water resistance for water-tight sealing; including class 1 W ratings (UL1479)
  • Ozone and UV resistant for excellent weathering ability and long service life
  • Excellent chemical resistance protects in polluted or corrosive atmospheres
  • Excellent adhesion to most building substrates
  • Excellent smoke seal
  • Neutral cure
  • Safe, no asbestos, no PCB’s, no inorganic fibers
  • Meets LEEDTM v3, v4, & v4.1 requirements

10.1 oz tube

Code: STISIL300

For California Residents:

WARNING:Cancer and Reproductive Harm -

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