X-SEAL® Window Tape


H&B’s X-SEAL® Tape is ideally suited for use as an over-flange tape or window flashing. It is a self-sealing tape with adhesive-backing (with removable release paper) that will not rot, crack or drool like typical rubberized-asphalt adhesives. It is easy to install and resists tearing and slicing.

  • Reinforced polyolefin base, laminated to a polypropylene layer.
  • Adhesive-backed with removable release liner
  • UV resistant for up to 90 days


  • Available in 4", 6" , 8" , 10" & 12" wide x 75' long rolls.


  • Patents Pending