3M Fire Barrier Water Tight Sealant 1000 NS, Gray, 20 fl oz Sausage Pack, 12/case
Our 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. Our water tight sealants help control the spread of fire, smoke and noxious gases before, during and after exposure to fire.
- Firestop tested up to 3 hours in accordance with ASTM E814 (UL 1479) and CAN/ULC-S115 - Fire resistance tested for construction joint (including curtain wall) systems in accordance with ASTM E 1966 (UL 2079), ASTM E 2307 - Excellent caulk rate and sealant can be applied with conventional caulking equipment - Non-slump, halogen-free formula provides strong adhesion - Exceptional weatherability for durability during construction - Minimizes noise transfer (STC-Rating of 56 when tested in STC 56-rated wall assembly) - Formulated as a re-enterable and repairable solution - Sealant is paintable with primer