BOSS® 816+
Firestop


BOSS® 816+
Firestop


UL Classified. An intumescent sealant with excellent resistance to vibration. Designed for penetration sealing around pipes, ducts, vents, conduits, joints, wires and cables.


  • Excellent adhesion, mildew resistant
  • Intumesces rapidly to close off voids caused by heat or fire
  • VOC compliant
  • Paintable (after inspection)


Packaging Types

  • 10.1 oz. Cartridge
  • 20 oz. Sausage
  • 5 Gallon Pail