DuPont™ Roof Protector ™

Building Solutions | DuPont™ Roof Protector ™
Commercial | Residential | Multifamily | Wall

Tear-resistant protection during installation

A synthetic roofing underlayment, DuPont™ Roof Protector™ is designed to protect roof decks from wind and water with a lightweight but durable weather barrier. Made with a slip-resistant surface, it’s ideal for steep pitches.


DuPont™ Roof Protector™

DuPont™ Roof Protector™ is an engineered synthetic roofing underlayment with a high strength to weight ratio. Brought to you by DuPont, the trusted name in total building envelope solutions. DuPont™ Roof Protector™ is ideal for steep slope roofing applications under asphalt shingles or metal cladding.


Features & benefits

Feature Benefit
Chalk mark guidelines
  • Quick installation
  • Four-layer construction
  • Provides good grip, acts as a barrier to water, and scrim provides strength.
  • Designed to lay flat
  • Creates a uniformed shingled surface.

    Physical properties

    Method Unit Value
    Nominal Thickness ASTM D1777 mm 0.254
    - mils 10
    Liquid Water Transmission ASTM D4869 - Pass
    Permeability (MVTR) ASTM E96 perms < 0.05
    Tensile Strength ASTM D751 lbf MD: 102
    - - CD: 90
    Elongation ASTM D751 % MD: 17
    - - CD: 18
    Tear Strength ASTM D4533 lbf MD: 25
    - - CD: 40
    Surface Burning Characteristics ASTM E108 -
    Flame Rating - Class A
    Ultra Violet Exposure (UV) ICC-ES AC188 - 90
    Temperature Range Thermal Cycling °F (°C) –40 to 240
    - - –40 to 115

    1 Not all product sizes are available in all regions.


    Avaliable sizes


    Length per roll (ft) Width per roll (in.) Weight per roll (lb) Roll Size Rolls per pallet Pallet Weight
    DuPont™ Roof Protector ™ 286 42 20 42” x 286’ (10 square) 49 1,095 lb