3M Fire Barrier Sealant CP 25WB+, Red Color, One-Component, Gun-Grade, Latex-Based, Intumescent Material, 5 Gallon Drum (Pail)

3M Fire Barrier Sealant CP 25WB+ is a red, one-component, gun-grade, latex-based, intumescent firestop sealant. This firestop sealant is formulated to dry and form a monolithic seal that also acts as a barrier to airborne sound transmission. Fire barrier sealant helps control the spread of fire, smoke and noxious gases before, during and after exposure to a fire. Dependable and Easy-to-Use Firestop Sealant Tough and ready-to-use, 3M Fire Barrier Sealant CP 25WB+ is a high-performance, one-component, latex-based, intumescent sealant that dries to form a monolithic firestop seal. This sealant also acts as a barrier to airborne sound transmission. As penetrants are exposed to fire, the unique intumescent property of this material allows 3M Fire Barrier Sealant CP 25WB+ to expand and help maintain a firestop penetration seal for up to 4 hours. This sealant is designed to help control the spread of fire, smoke and noxious gases before, during and after exposure to a fire when installed in accordance with a listed through-penetration or fire-resistive joint assembly system (STC-Rating of 54 when tested in a STC 54-rated wall assembly). Recommended Applications: HVAC ducts and vents, Metallic and non-metallic pipes, Blank openings, Single and bundled cables, Insulated pipe, Pipe and cable through-penetrations, Busways, Combos, Rated wall, floor and floor-ceiling assemblies, Static construction joints Ready to Protect for Consistent Results 3M Fire Barrier Sealant CP 25WB+ firestops blank openings and penetrations passing through fire-rated floor, floor/ceiling or wall assemblies and other fire-rated interior building construction. This halogen-free sealant is capable of expanding a minimum of 3 times its dried volume when exposed to temperatures above 1000°F (538°C). We engineered this sag-resistant sealant to exhibit strong adhesion to a full range of construction substrates and penetrants. Applied with conventional caulking equipment, this gun-grade sealant offers an excellent caulk rate, no mixing is required. In addition, this water-based sealant is paintable as well as re-enterable and repairable, offering easy application and clean-up. Reliable and Affordable Fire Protection Effective and easy to install, 3M™ Fire Barrier Sealant CP 25WB+ is part of our family of fire protection products that offer the broadest, long-lasting solutions for a variety of commercial, industrial and residential applications. As a trusted leader in the fire protection industry, 3M offers a broad line of affordable products designed to meet the most demanding firestop requirements. Find the solution you need from the industry-preferred line of fire protection products.

• 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
• For industrial/occupational use only. Not for consumer sale or use.