Henry Building Envelope

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Consistent and Cost-Effective Performance

Exceptional Quality, Performance and Value. That sums up Fortiflash Fusion Waterproof Flashing Membrane in a nutshell. Foritflash Fusion features a new butyl based adhesive technology that provides reliability in high temperatures up to 120 degrees F. All that allows Fusion to provide a strong, self-sealing barrier that protects windows, doors and through-wall penetrations. It’s also designed to withstand the rigors of the jobsite and the elements. So installers can meet their tight schedules and tighter budgets.

Other Features and Benefits:

  • Durable butyl-based core and facer protects against delamination and tears
  • Can be installed in temperatures as low as 30 degrees F and as high as 120 degrees F
  • Self-seals around nails and fasteners for lasting watertightness
  • AAMA 711 compliant


Available in 4″, 6″, & 9″ x 75′ rolls

MSDS Sheet