3M™ Fire Barrier CP 25WB+ Caulk
Brand: 3M
Product Code: Firestop1
For Availability: Contact Us
Price: Request Quote

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  • Premium, intumescent latex/water-based caulk. Water based - easy cleanup and routine disposal with no special handling. Onepart system - no mixing or measuring required. Intumescent and endothermic.

    Benefits of this caulk are:

    • Water base, easy cleanup, no special handling, routine disposal; intumescent
    • Expands when heated to choke and seal around items consumed by fire; endothermic - releases chemically bound water to cool exposed surfaces; non-halogen formula; no-sag formulation; fast-dry - tack-free in approximately 10-15 minutes; paintable (best results obtained after 72 hour cure); water seal - seals against inadvertent water spills in the unexpanded state; high caulk rate: 1000 g/min. with 1/4 in nozzle; point contact allowed; exposed to extreme heat. Continuous operating temperature not to exceed 120°F (48°C).

    Available in:

    • 10.5 oz. tubes
    • Quart tubes
    • 20 oz. sausages
    • 5 gal. pails
  • https://www.constructionmidwest.com/components/com_mijoshop/opencart/download/1138861830FIRE BARRIER CAULK.pdf
  • https://www.constructionmidwest.com/components/com_mijoshop/opencart/download/793389956FIRE BARRIER CP-25WB.pdf
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