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3M™ Fire Barrier Water Tight 3000 WT Silicone Sealant

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Elastomeric, ready-to-use, single-component, neutral-cure silicone sealant that cures upon exposure to atmospheric humidity to form a flexible firestop seal that also acts as a barrier to airborne sound transmission.
  • Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479) & CAN/ULC S115
  • Fire Resistance tested up to 4 hours for construction joint systems in accordance with ASTM E 1966 (UL 2079)
  • Compatible for use with CPVC piping
  • Compression/extension capability of ± 13%
  • Applied with conventional caulking equipment (excellent caulk rate)
  • Excellent weatherability during construction
  • Excellent adhesion
  • Re-enterable/repairable