3M Fire Barrier Water Tight Sealant 3000WT

3M Fire Barrier Water Tight Sealant 3000WT is a high-performance, ready-touse, single component, neutral cure, non-slumping intumescent silicone sealant. Product cures upon exposure to atmospheric humidity to form a flexible firestop seal that also acts as a barrier to water leakage and airbone sound transmission, 3M Fire Barrier Water Tight Sealant 3000WT helps control the spread of fire, smoke and noxious gasses before, during and after exposure to a fire when installed in accordance with a listed through penetration or fire-resistive joint assembly. 3M Fire Barrier Water Tight Sealant 3000WT meets UL Water Leakage Test, W Rating - Class 1 requirements for systems tested and listed in accordance with ANSI/UL 1479 and is tested in accordance with ASTM 21 standart practice for determining resistance of synthetic polymeric material to fungi.