3M™ Fire Barrier Plug is a replacement foam plug for 2-inch Round 3M™ Fire Barrier Pass-Through Device. This product works together with the device to help prevent the spread of smoke and fire. These foam plugs enhance the cold and hot smoke seal and help the system achieve UL classified L-Rating.

3M 7010401345 3M™ FIRE BARRIER PLUG IS A REPLACEMENT FOAM PLUG FOR 2-INCH ROUND 3M™ FIRE BARRIER PASS-THROUGH DEVICE. THIS PRODUCT WORKS TOGETHER WITH THE DEVICE TO HELP PREVENT THE SPREAD OF SMOKE AND FIRE. THESE FOAM PLUGS ENHANCE THE COLD AND HOT SMOKE SEAL AND HELP THE SYSTEM ACHIEVE UL CLASSIFIED L-RATING.