3M® 1000NS Fire Barrier Water Tight Sealant, Light Gray, 10.1 Oz SummerEndSale Sold and priced by the

Sold and priced by the pair

precision cast aluminum alloy parts

Simply dispense

general grinding

3M® 1000NS Fire Barrier Water Tight Sealant, Light Gray, 10.1 Oz SummerEndSale Sold and priced by theThe 3M Fire Barrier Water Tight Sealant 1000 NS is a ready to use, single component, neutral cure, silicone sealant that cures upon exposure to atmospheric humidity to form a flexible firestop seal. The water tight sealants help control the spread of fire, smoke and noxious gases before, during and after exposure to fire. Meets UL Water Leakage Test, W Rating (Class 1 requirements) Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479)