A metal pipe or conduit passes through a solid or block fire-rated concrete wall utilizing damming material such as backer rod, fiberglass, or mineral wool packed into the core. CP 25WB firestop caulk is applied on both sides of the wall around the pipe penetration to seal the assembly.
CP 25WB CAULK ON BOTH SIDES OF WALL DAMMING MATERIAL (BACKER ROD, FIBER-GLASS OR MINERAL WOOL). METAL PIPE OR CONDUIT FIRE RATED CONCRETE WALL (SOLID OR BLOCK)
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