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๐ฅ Seal the deal with 3Mโs fire & sound barrier power! ๐
3M Fire Barrier Sealant CP 25WB+ is a premium, red intumescent latex sealant designed for industrial and commercial firestopping. It offers up to 4 hours of fire resistance, blocks smoke and toxic gases, and reduces sound transmission with an STC rating of 54. Its water-based, sag-resistant formula ensures clean application, strong adhesion, and easy paintability across multiple surfaces, making it the go-to solution for professional-grade fire and sound barrier sealing.




| ASIN | B000LDJ7JQ |
| Best Sellers Rank | #137,842 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #13 in Fire Barrier Caulk |
| Brand Name | 3M |
| Color | RED |
| Compatible Material | Ceramic, Concrete, Engineered Wood, Fiberglass, Glass, Leather, Metal, Plastic, Polyvinyl Chloride, Porcelain, Rubber, Terracotta, Vinyl, Wood |
| Customer Reviews | 4.3 4.3 out of 5 stars (24) |
| Global Trade Identification Number | 00051115116421 |
| Included Components | FIRE BARRIER CAULK |
| Item Dimensions | 9.69 x 4.62 x 14.38 inches |
| Item Form | Liquid |
| Item Highlight | One-Component, Gun-Grade, Latex-Based, Intumescent Material |
| Item Type Name | 3M Fire Barrier Sealant CP 25WB+ - for Commercial, Industrial and Residential Applications - Sausage Pack, 20 fluid ounces - Red |
| Item Weight | 1.7 pounds |
| Manufacturer | 3M |
| Model | CP-25WB+20OZ |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | 051115116421 |
| Style Name | Industrial |
| Supported Standards | ASTM E814, UL 1479, CAN/ULC-S115 |
| Surface Recommendation | Miscellaneous |
| UPC | 051115116421 |
| Unit Count | 1 Count |
| Water Resistance Level | Waterproof |
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