Dupont Window Flashing System

Rooted in years of building envelope expertise dupont flashing tape is a proven weapon against the elements during construction.

Dupont window flashing system.

Dupont straightflash is a premium self adhered flashing material that is ideal for helping to protect heads and jambs of windows and doors. Dupont flashing tape is made from polypropylene film with a butyl rubber adhesive backing. Dupont flashing tape for inside and outside wall corners. Dupont flashing tape helps protect the heads and dupont flashing tape helps protect the heads and jambs of rectangular doors and windows from air and water intrusion.

Recessed window installation greater than 4 inch recess before wrb. Dupont flexwrap self adhered flashing does not require mechanical fasteners even in flexed corner areas around building openings. Dupont flashing systems installation guidelines step 5 install dupont residential sealant dupont commercial sealant or recommended sealant and backer rod as necessary around the window opening at the interior. It is also acceptable to use dupont window and door foam or recommended foam.

This self adhesive tape protects the heads and jams of rectangular windows and door with bulk water holdout air leakage control and more. By bridging the interface between the fenestration and the water resistive barrier dupont straightflash protects these vulnerable areas that are so often subject to potential water damage. This allows it to provide easy one step insulation for hard to seal corners around windows and doors.