Stretch-X-Seal™ Window Flashing


Stretch-X-Seal™ is a “stretchable” flashing tape for Window Sills and Difficult Shapes often found in residential construction projects.

  • Made from an elastic non-woven polyolefin factory laminated to a proprietary adhesive.
  • Adapts to difficult shapes: round top windows, window pans, and wall penetrations
  • Adhesive is backed with a removable release liner.
  • Available in 7", 9" & 11” wide (Other widths available upon request)
  • UV-resistant for 120 days
  • Tear resistant
  • Maintains performance in extreme temperatures


  • Available in 4" or 6" wide x 75 ft. long rolls
  • Other widths available upon request.


  • Patents Pending