Seal and Protection with LENTEK Fireblock

Seal and Protection with LENTEK Fireblock

Seal gaps and enhance fire protection with LENTEK™ Fireblock Foam Sealant. This water-resistant expanding foam efficiently fills and insulates while providing vital fireblock capabilities. The vibrant orange color ensures easy identification, and with the convenience of our 24 oz gun foam can, application is a breeze. Trust LENTEK™ Fireblock Foam Sealant for reliable gap sealing and fire prevention.


  • Impedes spread of fire and smoke through service penetrations

  • Cost-effective polyurethane foam sealants

  • UL Listed

  • B2 Fire Rating

  • Seals service penetrations between floors and electrical runs through wall studs

  • Adheres to wood, metal, masonry, glass, and most common building materials


  • 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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