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3M™ Fire Barrier Water Tight Sealant 3000 WT

10.1 fl. oz., Cartridge, 12/case

3M(tm) Fire Barrier Water Tight Silicone Sealant 3000 WT 
Product Color(s):Gray with Dark FlecksGray with Dark Flecks
3M ID 98-0400-5503-4
GTIN(UPC/EAN) 0  00  51115  16593  1 
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Product Information:

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.

Additional Information
When properly installed, product provides up to 4-hour protection against the spread of fire, smoke and noxious gas in tested and listed systems. 3M™ Fire Barrier Water Tight Sealant 3000 WT meets UL Water Leakage Test, W Rating - Class 1 requirements for systems tested and listed in accordance with ANSI/UL 1479, provides acoustic benefits by minimizing noise transfer (STC-Rating of 53 when tested in a STC 54-rated wall assembly) and acts as a smoke seal for installations requiring the optional L-Rating. Meets the intent of LEED® VOC environmental regulations, meets International Building Code (IBC) and other key life safety building code requirements.

Product Document Downloads:

PDF 3M Fire Barrier Watertight Sealant 3000 WT - MSDS (United States)
PDF 3M™ Fire Barrier Water Tight Sealant 3000 WT - Data Sheet (PDF 674.6 K)
View additional product-related literature

Key Features:

  • Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) &CAN/ULC S115
  • Fire Resistance tested for static construction joint systems in accordance with ASTM E 1966 (UL 2079)
  • Meets UL Water Leakage Test, W Rating - Class 1 requirements
  • Compatible for use with CPVC piping
  • Tested in accordance with ASTM G 21 standard practice for determining resistance of synthetic polymeric materials to fungi
  • L-rated smoke seal
  • Minimizes noise transfer (STC-rating of 53 when tested in STC 54-rated wall assembly)
  • Sag-resistant, halogen-free formulation
  • Applied with conventional caulking equipment (excellent adhesion and caulk rate)
  • Excellent weatherability during construction
  • Re-enterable/repairable

  • Typical Applications:

    Used in mechanical, electrical and plumbing applications to firestop openings created by the following penetrations in fire-rated floors, floor/ceilings or walls: metallic pipe, non-metallic pipe, conduit, power and communication cable, cable trays, busways, combos, insulated pipe and HVAC duct penetrations. 3M™ Fire Barrier Water Tight Sealant 3000 WT is also used to firestop blank openings and bottom-of-wall static construction joints.

    Contact 3M Fire Protection Products

    For questions or help finding the right solution, contact an expert at 1-800-328-1687 option 7.

    Contact Fire Protection Products