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3M Fire Barrier Sealant FD 150+ is a gun-grade, latex-based elastomeric sealant with a capacity of ten point one fluid ounces. Designed to cure when exposed to air, it forms a flexible firestop seal. This sealant helps control the spread of fire, smoke, and harmful gases before, during, and after a fire. It adheres well to various construction substrates.
This sealant functions as an acoustic barrier, minimizing sound transfer and has a sound transmission class rating of fifty-six. It is water-based for easy application and cleanup. The sealant has a high solids formula which limits shrinkage, ensuring long-lasting performance.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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