Commercial | Residential | Multifamily | Exterior Wall | Transitions

A simple solution for sealing leaks

Sealing awkward openings in the building envelope is a cinch with DuPont™ FlexWrap™ EZ. This flexible, easy-to-apply adhesive tape contributes to worksite productivity while stopping up small air leaks that diminish a structure’s energy efficiency and durability.

 
 
 

DuPont™ FlexWrap™ EZ

Building penetrations come in all shapes and sizes. DuPont™ FlexWrap™ EZ is a unique, flexible adhesive tape that creates an airtight and watertight seal around penetrations, reducing air leaks and improving the resiliency and sustainable design of residential and commercial buildings alike. This simple, easily installed solution also makes the work of sealing the building envelope go faster.

 
 
 

Features & benefits

Flexible
  • Easy to install around penetrations of all sizes
  • Specially designed split release liner
  • Air- and water-tight
  • Helps improve energy efficiency
  • Seals the building envelope
  • Durable
  • Designed to withstand up to 270 days of UV exposure
  • Excellent adhesion
  • Adjeres to most common building materials
  • Offers a lasting airtight seal
  • Performs through extreme temperatures
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    Physical Properties

      Method Unit Value
    Water Vapor Permeability<sup></sup> ASTM E96 perm <1
    Water Penetration Resistance<sup></sup> ASTM E331 after thermal aging (0-120°F) - No leakage at 300 Pa
    ASTM E331 Pa No leakage at 300 Pa No leakage at 300 Pa
    Application Temperature<sup></sup> - - Best when installed above 25°F
    Material Standard<sup></sup> - - Level 3 Thermal Exposure (80°C/176°F for 7 days)
    AAMA 711-13 - Class A (no primer)
     
     
     

    Available Sizes

    Length (ft.) Width (in.)
    15 2.75
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     

    Technical resources

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    How-to videos

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    Complete the system

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