Flex Seal

Flex Seal Aerosol

Flex Seal

Flex Seal Aerosol


Item #237912-B

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Requires special handling due to DOT regulations. Additional shipping charges will apply. Cannot be shipped by air.

Not for sale in Alaska, Hawaii


Seal Anything, Anywhere

Effortlessly tackle leaks with Flex Seal Aerosol! Its innovative formula transforms from liquid to rubber, seamlessly sealing cracks and holes on various surfaces like wood, metal, concrete, and more. With its versatile application and quick-drying feature, enjoy hassle-free waterproofing that lasts. Plus, customize with your preferred color post-application!

  • Seal roofs and gutters swiftly
  • Waterproof foundations and concrete
  • Effortlessly fill cracks and holes


Black Flex Seal Aerosol

Flex Seal Aerosol