3M Fire Barrier Pillow – Small, Medium, Large

Self-contained, intumescent product for use in a wide variety of through-penetration firestops including cable trays, conduit and blank openings.
Provides up to 3-hours of fire protection.


Features

  • Intumesces to form a hard char that tightly seals penetrations against flame spread, smoke and toxic gases
  • No wire mesh required
  • Graphite-free, does not conduct electricity
  • UL classified (meets code requirements)
  • Re-enterable and re-useable for new or retrofit installations
  • Available in three sizes (use a combination of sizes to fit a variety of openings)
  • Easy to install