3M Fire Barrier Sealant CP 25WB+
3M™ Fire Barrier Sealant CP-25WB+ is a premium, latex-based intumescent sealant designed for reliable firestop protection.
It provides up to 4 hours of fire resistance, forming a robust barrier to slow the spread of fire, smoke, and harmful gases. The sealant expands under high heat, ensuring a secure seal around penetrations and joints.
With a water-based, paintable formula, it’s easy to apply, clean, and re-enter for repairs, making it an efficient solution for fire-rated assemblies.
Features: Fire Protection: Certified to provide up to 4 hours of fire resistance in through-penetration applications (ASTM E 814, UL 1479).
Ease of Use: Compatible with standard caulking tools for quick and precise application. Clean Application: Sag-resistant formula ensures neat, strong adhesion on various substrates.
Paintable and Repairable: Allows for easy customization and re-entry without compromising performance.
Sound Reduction: Effectively minimizes sound transmission with an STC rating of 54 in compliant assemblies. Versatile Fire Resistance: Tested for static construction joints per ASTM E 1966 (UL 2079). Eco-Friendly Formula: Halogen-free, water-based composition for safer use and cleanup.