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BOSS 813 Expanding Firestop Foam - 24 oz

BOSS 813 Expanding Firestop Foam - 24 oz Add to Quote autorenew

BOSS 813 Expanding Firestop Foam - 24 oz


BOSS® 813 can be used on any commercial or residential construction where the code calls for a UL system for penetration of cables, etc. through drywall, concrete or wood. BOSS® 813 can also be used as a fireblock/draftstop in non-fire rated construction. BOSS® 813 prevents the spread of fire, smoke and toxic gasses from one compartment to another, while still maintaining the integrity of the Firewall. BOSS® 813 has excellent insulation and acoustic properties, and is also paintable (after inspection).

BOSS® 813 meets or exceeds all building codes including the new International Building Code. BOSS® 813 has been tested to ASTM E-814 , UL 1479 and ASTM E-84. BOSS® 813 has been tested as a Through Penetration Firestop for 1 & 2 hour fire rated construction. BOSS® 813 must be installed as tested to achieve a 1 or 2 hour rating.

  • Will adhere to almost any substrate
  • Installed in seconds, reducing labor costs 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
  • VOC Compliant

24 oz can

Code: 81312

For California Residents:

WARNING:Cancer and Reproductive Harm -

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