Metacaulk® MC 150+ Firestop Sealant 10oz Tube (Case of 12)

RectorSeal’s Metacaulk 150+ is a versatile fire-rated sealant formulated for a wide range of interior applications. Its unique intumescent properties enable it to protect against smoke and fire infiltration, making it ideal for use in various construction joints involving metal, insulated pipes, fiberglass, plastic pipes, and communication cables. Designed with ease of use in mind, this water-based, non-sag sealant requires no dilution or mixing and can be effortlessly applied with a conventional caulking gun or directly from a pail. It cures to an elastomeric seal that can accommodate dynamic movement, while its exceptional freeze-thaw resilience and biocide protection also help prevent mold growth in both wet and dry conditions. With a minimum three-year shelf life and an impressive STC rating of 51, Metacaulk 150+ meets diverse sealing needs, ensuring safety and durability in interior environments.