LENTEK™ Fireblock Foam: Powerful Gap Filling

LENTEK™ Fireblock Foam: Powerful Gap Filling

Experience the formidable capabilities of LENTEK™ Fireblock Foam Sealant as it efficiently fills and insulates gaps with the power of long-lasting, water-resistant, expanding foam. The cost-effective foam is an effective and reliable solution for sealing service penetrations between floors and electrical runs through wall studs. This distinctive orange-colored foam ensures easy identification and inspection. For your convenience, LENTEK™ Fireblock Foam Sealant is also offered in a 24 oz gun foam can.


  • Impedes the spread of fire and smoke through service penetrations

  • Provides a cost-effective solution with polyurethane foam sealants

  • UL classified

  • B2 Fire Rating

  • Efficiently seals service penetrations found between floors and electrical conduits passing through wall studs

  • Adheres reliably to a variety of surfaces including wood, metal, masonry, glass, and common building materials

  • Orange- colored for easy identification and inspection

  • Gun foam can is reusable for 30 days when left attached to dispensing gun


  • 2299121, 12 OZ Straw Can, Orange, 12 / 768

  • 2299200, 24 OZ Can, Orange, 12 / 684

To order LENTEK™ Fireblock Foam Sealant call 270-765-2212 or email orders@LentusLLC.com.

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