3M™ Fire Barrier Water Tight Sealant 3000 WT

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 :

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

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.