3M™ Fire Barrier Sealant IC 15WB+

Cost-effective, general-purpose intumescent firestop sealant.

  • Up to 3-hour fire ratings per ASTM E 814 (UL 1479)
  • CPVC compatible
  • Expanded UL Classified fire protection systems
  • Superior adhesion — bonds to concrete, metals, wood, plastic and cable jacketing
  • Intumescent — expands when heated to seal around items exposed to fire
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