DuPont 0.75 ft. W X 75 ft. L FlexWrap RollDuPont FlexWrap NF self adhered flashing does not require mechanical fasteners, even in flexed corner areas around building openings. This allows it to provide easy, one step insulation for hard to seal corners around windows and doors. UPC: 083014102373 Manufacturer Part No: TYFLEX9 Width: 0. 75 ft. Product Type: FlexWrap Roll Length: 75 ft. Coverage Area: 56. 2 sq ft Brand Name: DuPont California residents see Prop 65 WARNINGS