Metacaulk® MC 150+ Firestop Sealant 30oz Tube (Case of 12)

RectorSeal’s Metacaulk 150+ is an innovative fire-rated sealant designed for a variety of interior applications. Its unique intumescent formula allows it to expand and provide effective barrier protection for electrical penetrations in both concrete and gypsum walls, as well as wood floors. Easy to apply and versatile, this sealant can be utilized with standard caulking guns or applied directly from the pail, accommodating installations on metal, insulated pipes, and communications cables among others.