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DuPont™ FlexWrap™ NF is a premium performance, extendable self-adhered flashing material that can be applied over a wide range of building substrates, including non-nailable sheathing materials like PS foam board, fiberboard, concrete masonry unit (CMU) and other such materials. DuPont™ FlexWrap™ NF does NOT require the use of mechanical fasteners in the flexed corner areas when installed according to the flashing installation guidelines issued by DuPont. The “NF” descriptor stands for “No Fasteners” to highlight the fact that no mechanical fasteners are required during installation of this product.

How It Works:

DuPont™ FlexWrap™ NF is an extendable self-adhered flashing material that can be applied over a wide range of building substrates, including non-nailable sheathing materials.  DuPont™ FlexWrap™ NF products are three-layer assemblies consisting of a DuPont™ Tyvek® top-sheet, an adhesive layer, and a release liner.

DuPont qualifies its flashing products according to the AAMA 711-07 Voluntary Specification for Self Adhering Flashing Used for Installation of Exterior Wall Fenestration Products. DuPont™ FlexWrap™ NF comes backed by a 10-year limited warranty from DuPont, a company dedicated to providing you with innovative and reliable products for over 200 years. Our DuPont Certified Installer Program also provides trained installation services, which is one more way to put the building science expertise of DuPont right at your fingertips.