The 3M™ Fire Barrier CP 25WB+ is an intumescent sealant that provides effective firestopping protection in residential applications. This fireproof material creates reliable smoke and fire barriers around penetrations, helping maintain the integrity of fire-resistant rated walls and floors.

• Rating: High-performance firestopping system with up to 4-hour fire protection
• Application: Caulk-like consistency for easy gunning and tooling around service penetrations
• Performance: Water-based formula that remains flexible when cured for long-term reliability
• Packaging: 10.1 fluid ounces cartridge with 12 cartridges per case
• Distribution: Available exclusively through Home Depot retail channels with complete submittal detail available

Features

• Firestop tested for through penetration applications up to 4 hours in accordance with ASTM E814 (UL 1479) and CAN/ULC-S115
• Sag-resistant properties offer clean application as well as strong adhesion in both wall and floor applications
• Water-based and paintable sealant provides easy application and clean-up
• Sealant is re-enterable and repairable
• Fire resistance tested for static construction joint systems in accordance with ASTM E 1966 (UL 2079)
• Sealant helps minimize sound transfer

Specifications

• Color Family: Red
• Fire Rating: 4 Hour
• Product Color: Red
• Product Number: CP 25WB+
• Product Type: Sealant

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