BOSS® Product

BOSS® 813 Expanding Firestop Foam

  • Will adhere to almost any substrate
  • Installed in seconds, reducing labor cost by up to 90%
  • Ideal for hotels, hospitals, prisons, condominiums, single and two family homes
  • Paintable
  • Can be used on vertical or horizontal applications
  • Excellent acoustic and thermal insulation
  • Unaffected by moisture or humidity after curing
  • CFC Free

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