3M™ Fire Barrier Silicone Sealant 2000+ is a ready-to-use, gun-grade,
one-component silicone elastomer that cures upon exposure to atmospheric humidity to form a flexible seal. Sealant remains elastomeric and is weather resistant. It will bond to most common construction materials.
- Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479)
- Firestop tested for up to 4 hours in construction joint systems in accordance with ASTM E 1966 (UL 2079)
- Minimizes noise transfer: STC-Rating of 56 when tested in STC 56-rated wall assembly
- ±13% dynamic joint movement capability
- Re-enterable/repairable
- Excellent weatherability
- Superior adhesion
- Gray color
Not for use with CPVC pipe.