3M Fire Barrier Water Tight Sealant 3000 WT - 20 oz Sausage

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. This sealant helps control the spread of fire, smoke and noxious gasses before, during and after exposure to a fire and exhibits excellent adhesion to a range of construction substrates.

Features:
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
Excellent weatherability during construction
Re-enterable/repairable