Sale! 3M Fire Barrier CP-25WB+ Tube
3M Adhesives3M Fire Barrier CP-25WB+ Floor application3M Fire Barrier CP-25WB+ HVAC Firestop floor roof ceiling application3M Fire Barrier CP-25WB+ HVAC Firestop3M Fire Barrier CP-25WB+ Thru wall application3M Fire Barrier CP-25WB+ vent application


Conspec Family Business BadgeConspec Warranty BadgeOne part, High-performance latex-based intumescent firestop sealant. When properly installed, this product provides up to 4-hour fire protection in tested and listed systems. Firestops items penetrating through fire-rated construction assemblies. Dries to red color, no mixing required.

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3M – Fire Barrier CP-25WB+

3M CP-25WB+ Fire Barrier sealant helps prevent the spread of fire, smoke and noxious gas. In addition, this product acts as an acoustic barrier by minimizing noise transfer (STC-Rating of 54 when tested in a STC 54-rated wall assembly), helps create a smoke seal for systems requiring the optional L-Rating, meets the intent of LEED® VOC environmental regulations, meets International Building Code (IBC) and other key life safety building code requirements.

• Water-based latex with a red color
• No-sag, non-halogen formula
• Paintable
• Protects against fire for up to 4 hours
• Expands when exposed to heat to protect against smoke and toxic gasses
• Dries to the touch in 15 minutes

Weight 16 oz
Dimensions 2 x 2 x 12 in
Product Size

10-oz, 20-oz