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3M™ Fire Barrier Water tight Sealant 3000WT, Gray, 4.5 Gallon (Pail), 1 Bottle/Case. 3M™ Fire Barrier Water tight Sealant 3000 WT provides up to 4-hour fire protection in tested and listed systems. It 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.
Features
Firestop Tested Up To 4 Hours In Accordance With Astm E814 (Ul 1479) And Can/Ulc-S114
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
