Description
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. Water tight sealants help control the spread of fire, smoke and noxious gases before, during and after exposure to fire.
Features
- Meets UL Water Leakage Test, W Rating (Class 1 requirements)
- Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115
- Offers compression and extension capability of ±31% for dynamic and static construction joints
- 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