OSI Fire Block Foam

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OSI Fire Block Foam (Carton of 12)

PLEASE NOTE: Once ordered this product immediately goes into processing and cannot be cancelled prior to shipment.

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Manufacturer Part Number: 2292209

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Price: $173.88
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Product Information


OSI Fire Block Foam is a low-pressure minimal expanding polyurethane foam in a pressurized metal canister for use on wood, concrete, brick, metals, cable jacketing, and PVC piping. It is meant to be used for Type V_A, occupancy group R3 and R5 ( wood frame) buildings as a sealant to resist the migration of fire and hot gases. It becomes a flexible, urethane foam when cured that is effective against the passage of smoke and toxic gases.


  • Use on wood, concrete, brick, metal, cable jacketing and PVC
  • Flexible and will not crack
  • Orange color identifies OSI® Fire Block as an approved fire block product for Type V-A construction


  • Available in Carton of (12) 21.1 oz cans
  • Color: Orange
  • Shelf Life: 18 months from date of manufacture (unopened)
  • Cure Time: Approx. 24 hours
  • Application Temperature: Between 14°F and 86°F
  • Clean-up: Clean tools and uncured product residue immediately with OSI Foam Clean. Cured foam is not affected by solvents and is extremely difficult to remove.

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