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Item P26-0280

BlazeStop Intumescent Firestop

BlazeStop WF300 Caulk is a latex based firestop caulk.  This caulk effectively seals penetration openings in wood frame construction against the spread of fire, smoke and combustion byproducts. WF300 features rapid expansion to seal off voids that are left by the burning combustibles. Adheres to lumber and to gypsum as well as most other building materials. Water based for easy installation, clean-up and disposal. UL classified.


Model # WF-320

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