Skip to main content
My basket

Items added to your basket will appear here.

Sub-total £0.00

DuPont Tyvek FlexWrap NF Flashing 23m x 152mm

IDRFFLEXNF Insulation > Membranes > DuPont Tyvek > DuPont Tyvek FlexWrap NF Flashing 23m x 152mm

Pricing available upon sign in

Alternatively, contact a branch to order

Please sign in/register  to save items.

Product information

DuPont™ Tyvek® FLEXNF FlexWrap NF 23m x 152mm (L x W) White/Black (adhesive), 4.5kg high performance flexible self-adhesive flashing tape to create an airtight and water tight seal around windows, doors, chimney breasts, pipe penetrations, vents and any custom shapes or other openings. Can be used externally and internally to increase the energy efficiency of the building. Product is compatible with a huge choice of building materials and will adapt to common and uncommon shapes. 100% butyl adhesive performs over a wide temperature range.

Features & benefits
  • Creates more airtight seals compared to standard tapes used on irregular shapes/penetrations
  • Extendable tape with split release liner
  • Ensures continuity, compatibility and integrity with most common building materials
  • Performs through extreme temperatures
  • UV resistant
Product Name DuPont Tyvek FlexWrap NF Flashing 23m x 152mm
Brand DuPont
Manufacturer Name DuPont de Nemous
Manufacturer Part Number D15528713
EAN 5450208025650
Compliance Approvals BBA Certified  
Warranty Period 15  years
Materials Polythene  
Commercial Or Domestic Use Both  
Range Flashing Tape  
Model Number FLEXNF  
Colour White/Black (adhesive)  
Application Interior/External  
Fire Resistance Rating EN ISO 11925-2 Class E  
Pack Quantity 1  
Country Of Origin United States of America  
Applicable Standards EN 13859-2, EN ISO 12572 C, EN 1109  
Coverage 3.4  m2
Recyclable Yes  
Product Width 152  mm
Product Weight 4.5  kg
Product Length 23  m
Thickness 1.6  mm
Moisture Resistant Yes