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Seal off your crawlspace or your basement with Flexi-Seal!


  • Seals basement and crawlspace walls and floors

  • Tear resistant

  • Lifetime warranty


"Global is a great great company from A to Z for value and getting the job done in a timely manner. They fixed the basement leaks and the drainage job in a professional way. Very pleased with Bob and his crew. The best."


- BBB Review

Get a FREE quote on your affordable

crawslpace barrier!



Let Flexi-Seal be the barrier your crawlspace needs to stay clean, dry, and ventilated all season long.  Entire basements and crawlspaces can be completely sealed off from external moisture and ground vapor. Flexi-Seal is durable to withstand all of your foot-traffic, and brightens any dark and dreary areas.

Before basement Fixed basement Seal basement Best fasteners

• Stop Moisture Penetration

• Reinforced Heavy Gauge

• Brilliant White Finish

For more information about Flexi-Seal, visit Richtech.