3M™ Fire Barrier Water Tight Sealant, 1000 NS, 4.5 gallon pail, 1/Case

Non-slump, ready-to-use, single component, neutral cure, elastomeric silicone firestop that also acts as a barrier to water leakage and airborne sound transmission. Typically used to firestop items that penetrate fire-rated wall or floor assemblies. Provides up to 3-hour fire protection. Light gray color, no mixing required.

When properly installed, product provides up to 3-hour protection against the spread of fire, smoke and noxious gas in tested and listed systems. 3M™ Fire Barrier Water Tight Sealant 1000 NS meets UL Water Leakage Test, W Rating - Class 1 requirements for systems tested and listed in accordance with ANSI/UL 1479, provides acoustic benefits by minimizing noise transfer (STC-Rating of 56 when tested in a STC 56-rated wall assembly) and acts as a smoke seal for installations requiring the optional L-Rating. Meets the intent of LEED® VOC environmental regulations, meets International Building Code (IBC) and other key life safety building code requirements.

• Perimeter Fire Barrier Tested up to 3 hours in accordance with ASTM E 2307
• Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479) & CAN/ULC S115
• Fire Resistance tested for construction joint systems in accordance with ASTM E 1966 (UL 2079)
• Meets UL Water Leakage Test, W Rating - Class 1 requirements
• Compatible for use with CPVC piping
• Helps minimize sound transfer
• ± 31% compression/extension capability
• Applied with conventional caulking equipment (excellent caulk rate)
• Non-slump, Halogen-free formula
• Excellent adhesion
• Excellent weatherability during construction
• Re-enterable/repairable