3M™ Fire Barrier Water Tight Sealant 3000 WT

  • 3M ID B40065442

Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115

Intumescent silicone expands when heated

Silicone is water-tight to help prevent the intrusion of moisture

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Details

Highlights
  • Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115
  • Intumescent silicone expands when heated
  • Silicone is water-tight to help prevent the intrusion of moisture
  • High-solids formula produces limited shrinkage
  • Continuous seal remains pliable and allows for typical pipe movement
  • Re-enterable and repairable fire barrier sealant
  • Offers excellent sealant and caulking properties
  • Sealant helps minimize noise transfer

3M™ Fire Barrier Water Tight Sealant 3000 WT is a gun-grade, intumescent, silicone, elastomeric sealant that cures upon exposure to the atmosphere to form a monolithic flexible firestop seal. Properly installed, this sealant helps control the spread of fire, smoke and noxious gasses before, during and after exposure to fire and exhibits good adhesion to a full range of construction substrates.

Typical Properties

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Brands 3M™
Composition Silicone
Expansion Volume Volume Expansion >6X
Fire Resistance Type Intumescent
Maximum Service Temperature (Celsius) 110 ℃
Minimum Service Temperature (Celsius) -29 ℃
Product Type Sealant
STC Rating Up to 53 in a 54 Rated Wall
Smoke Developed Index 0
Smoke Seal Yes
Water Activated Yes
Water Tight Yes
For industrial/occupational use only. Not for consumer sale or use.

3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.