Fill Gaps & Cracks with Expandable Insulating Foam Sealants

Our insulating foam sealants expand to fill gaps, joints and cracks that other sealants can’t for an airtight and water-resistant seal that keeps out drafts, weather and pests.

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Insulating Foam

Expand your sealing capabilities. Our insulating foam sealants allow you to easily seal wide gaps and help improve energy efficiency.

 

Pest Block Insulating Foam

 
  • Blocks out pests & bugs
  • Seals gaps & cracks up to 1 inch
  • Creates an airtight & weatherproof† barrier
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Image of insulating foam can for gaps and cracks with a nozzle, labeled for up to 1-inch size.

Gaps & Cracks

 
  • Expands and seals up to 1” gaps
  • Seals out air, moisture and pests
  • Ideal for plumbing/wiring penetrations, HVAC, vents
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Image of GE Insulating Foam for big gaps and cracks, airtight and water-resistant, in a 12 oz can with nozzle.

Big Gaps & Cracks

 
  • Expands and seals 1” to 3” gaps
  • Seals out air, moisture and pests
  • Ideal for large penetrations, HVAC, crawlspaces, pest entries
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Image of a blue and white insulating foam can, labeled for window and door use, with an attached straw applicator.

Window & Door Foam

 
  • Low-expansion formula won’t bow window and door frames
  • Seals out air, moisture and pests
  • Helps save energy by reducing drafts
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Image of GE Multi-Purpose Foam, premium white, all-weather, and UV resistant, in a 12 oz can with nozzle.

GE Multipurpose Foam

 
  • Fills indoor & outdoor gaps up to 1”
  • High resistance to the element†
  • Bonds to most building materials
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