3M™ Fire Barrier Water Tight Sealant, 3000 WT, 20 fl. Oz (591.5 mL)

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"Light grey colour with black flecks, no mixing required Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) and CAN/ULC S115 Fire Resistance tested for static construction joint systems in accordance with ASTM E 1966 (UL 2079) Meets UL Water Leakage Test, W Rating — Class 1 requirements Meets optional L-Rating Requirements (smoke seal) Minimizes noise transfer — STC-rating of 53 when tested in STC 54-rated wall assembly Sag-resistant, re-enterable and repairable Halogen free Excellent adhesion, weatherability and caulk rate Meets UL 1479 aging requirements"