Our 3M™ Fire Barrier Sealant FD 150+ is a gun-grade, latex-based, elastomeric sealant that cures upon exposure to the atmosphere to form a monolithic flexible firestop seal. When properly installed, this sealant helps control the spread of fire, smoke and noxious gasses before, during and after expo

3M 7000140773 OUR 3M FIRE BARRIER SEALANT FD 150+ IS A GUN-GRADE LATEX-BASED ELASTOMERIC SEALANT THAT CURES UPON EXPOSURE TO THE ATMOSPHERE TO FORM A MONOLITHIC FLEXIBLE FIRESTOP SEAL. WHEN PROPERLY INSTALLED THIS SEALANT HELPS CONTROL THE SPREAD OF FIRE SMOKE AND NOXIOUS GASSES BEFORE DURING AND AFTER EXPOSURE TO A FIRE AND EXHIBITS EXCELLENT ADHESION TO A FULL RANGE OF CONSTRUCTION SUBSTRATES.