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OSI Butyl Flash Butyl Flashing Tape

- Available in 3 Options. Pricing may vary.

PLEASE NOTE: Once ordered this product immediately goes into processing and cannot be cancelled prior to shipment.

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Product Information


The OSI Butyl Flash Butyl Window Flashing self-adhering tape is designed to integrate the window into the opening. It is rubberized butyl backed, self adhering membrane flashing tape designed to provide a long term weather tight seal to prevent moisture, vapor and air penetration around windows and doors. The innovative hand tear foil design is easy to conform and shape. It provides UV protection for longer term installations. It is highly durable, resists damage & tearing, self healing and will adhere to most common building substrate.


  • Cold Temperature Application
  • Integrates window into the opening
  • Self healing butyl technology
  • Innovative Foil design is UV resistant
  • Easy to conform & shape
  • Previously known as WinTeQ TeQ Flashing Tape


  • Hardened material may be disposed of with trash.
  • Take unwanted product to an approved household hazardous waste transfer facility.

Helpful Documents

WARNING: California's Proposition 65
Proposition 65 Warning for California Consumers

Prop 65 Warning WARNING: Cancer and Reproductive Harm