3M™ Fire Barrier Sealant, CP 25WB+, 20 fl. oz. (591 mL) sausage

This firestop sealant is a high-performance latex-based product that when properly installed, can provide up to 4 hours of fire protection and prevent the spread of fire, smoke and noxious gas in tested and listed systems.

Additional features of the 3M CP 25WB+ Fire Barrier Sealant is the ability to act as an acoustic barrier by minimizing noise transfer (STC-Rating of 54 when tested in a STC 54-rated wall assembly) and also helps create a smoke seal for systems requiring the optional L-Rating

Features

• Fire-stop 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)

• Helps minimize sound transfer

• Applied with conventional caulking equipment (excellent caulk rate)

• Expansive UL and other third-party listed systems

• Halogen-free

• Sag-resistant

• Excellent adhesion

• Re-enter able/repairable

• Ideal for sealing single or multiple through penetrations in fire-rated constructions

• Typically used in mechanical, electrical and plumbing applications to firestop openings created by penetrations in fire-rated floors, floor/ceilings or walls such as metallic pipe, plastic pipe (excluding CPVC), conduit, power and communication cable, cable trays, bus ways, combos, insulated pipe and HVAC duct penetrations

• Use to fire-stop blank openings and static construction joints

• Fire Rating: 4 Hour

• Product Family: Fire Barrier Sealant CP WB25+

• Product Type: Sealant