Deck Defense®

HIGH PERFORMANCE SYNTHETIC ROOF UNDERLAYMENT

Helps Create a Water-Proof Barrier

Provides a secondary barrier to help keep water out of the home.

Helps Create a Water-Proof Barrier

Provides a secondary barrier to help keep water out of the home.

Overview

Your roof is a big investment. Help protect it right from the start against water damage in the attic, which can cause mold growth and rotting deck boards. Deck Defense® High Performance Synthetic Roof Underlayment features a durable construction that works with your shingles to help shield your home from moisture infiltration.

  • Acts as a non-absorbent, secondary water-shedding barrier
  • Unique bottom surface coating reduces the chance for tears that cause leaks, as compared to other felt underlayment
  • Provides roof deck protection from UV exposure for up to 6 months*
  • Extra wide rolls cover approximately 5 times more than standard #30 felt rolls
  • Preprinted nailing pattern and overlap lines help speed installation
  • 30-Year Limited Warranty**
Deck Defense® High Performance Synthetic Roof Underlayment is part of the Owens Corning® Total Protection Roofing System®^.

Download Brochure PDF | 2.71 MB

Specifications and Literature

Product Information

Product Information

Roll size10 sq.
Length250 ft.
Width48 in.
Weight36 lb.1
Coverage (with 3-in. overlap)937 sq. ft.
Exposed ColorLight grey
Surface ConstructionCoated textured poly

1. Includes core weight

* Special application required for extended exposure. See installation instructions.

** See actual warranty for complete details, limitations and requirements.

^ Excludes non–Owens Corning™ roofing products such as flashing, fasteners and wood decking.

Underlayment is tested as part of a roof assembly that includes wood decking, underlayment and asphalt roof shingles.

Applies for all areas that recognize Miami-Dade Product Control Section.

Applicable Standards & Approvals

  • ASTM D226
  • ASTM D4869
  • ASTM E108/UL 790, Class A Fire Resistance
  • ICC-ES AC188
  • ICC-ESR 3229
  • Miami-Dade Product Approval
  • Florida Product Approval

Total Protection Roofing System®

Total Protection is more than shingle deep

It takes more than shingles to protect your home. It takes an integrated system of components and layers designed to help perform in three critical areas.

  • Seal Helps create a water-proof barrier
  • Defend Helps protect against nature's elements
  • Breathe For balanced attic ventilation

^ Excludes non-Owens Corning® roofing products such as flashing, fasteners and wood decking

CONTACT US

Even though we’re a global company, we’re always ready to answer your questions. Call to speak with an Owens Corning representative so you can start your project right away.

1-800-GET-PINK