Dap 18858 Blockade Fire Caulk Red, 10.1-Ounce Cartridge
- Intumescent product expansion fills void created by combustible materials burned during a fire. Treats general fire stopping applications for combustible and non-combustible penetrations. Excellent adhesion to unprimed surfaces. Applicable materials: wood, metal, brick, aluminum, glass, concrete, vinyl, masonry, most plastics, plaster and drywall, stucco, and stone. Meets astm E814 and Ul1479 specifications.