The 3M™ Fire Barrier Water Tight Sealant 1000 NS is a 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.The 3M Fire Barrier Water Tight Sealant 1000 NS is typically used to firestop items that penetrate fire-rated wall or floor assemblies. When properly installed, product provides up to 3 hours of protection against the spread of fire, smoke and noxious gas in tested and listed systems. This 3M sealant meets UL Water Leakage Test, W Rating - Class 1 requirements for systems tested and listed in accordance with ANSI/UL 1479 & CAN/ULC S115, 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. It also meets the intent of LEED green building program credits VOC environmental regulations, meets International Building Code (IBC) and other key life safety building code requirements.
Applied with conventional caulking equipment (excellent caulk rate)
Compatible for use with CPVC piping
Excellent adhesion
Excellent weatherability during construction
Fire Resistance tested for construction joint systems in accordance with ASTM E 1966 (UL 2079)
Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115
Halogen-free formula
Helps minimize sound transfer
Meets UL Water Leakage Test
no mixing required
Non-slump
Perimeter Fire Barrier Tested up to 3 hours in accordance with ASTM E 2307
Re-enterable/repairable
W Rating — Class 1 requirements
± 31% compression/extension capability
