3M - 3M CP-25WB+20oz Sausage Fire Barrier Caulk

Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115Fire Resistance tested for static construction joint systems in accordance with ASTM E 1966 (UL 2079)Helps minimize sound transferApplied with conventional caulking equipment (excellent caulk rate)Expansive UL and other third-party listed systemsHalogen-freeSag-resistantExcellent adhesionRe-enterable/repairable Features: TESTED AND LISTED: Up to 4-hours in accordance with ASTM E814 (UL 1479) and CAN/ULC S115. Provides L-Rating (smoke seal); STC RATING OF 54: When tested in a STC 54-rated wall assembly; PREMIUM INTUMESCENT LATEX SEALANT: For use as a one-part fire, smoke, toxic gas sealant in a non-halogen formula; SPECIALLY ENGINEERED: Sag-resistant properties offer clean application as well as strong adhesion in both wall and floor applications; WATER-BASED SEALANT: Easy application sealant is paintable, re-enterable and repairable with easy clean-up; SOUND BARRIER: Sealant acts as a barrier to help minimize airborne sound transmission