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3M 4.5 Gallon 3000 WT Fire Barrier Water Tight Sealant

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Product Details

Ready-to-use, high-performance, single component, neutral cure, silicone firestop that also acts as a barrier to water leakage and airborne sound transmission. Provides up to 4-hour fire protection. Light gray color with black flecks, no mixing required.

  • Re-enterable and repairable fire barrier sealant
  • Re-enterable/repairable
  • Continuous seal remains pliable and allows for typical pipe movement
  • Meets UL water leakage test, W rating, class 1 requirements
  • Tested in accordance with ASTM G 21 standard practice for determining-resistance of synthetic polymeric materials to fungi
  • L-rated smoke seal
  • Re-enterable and repairable fire barrier sealant
  • Sag-resistant, halogen-free formulation
  • Applied with conventional caulking equipment (excellent adhesion and caulk rate)
  • Excellent weatherability during construction
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