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Seal.

Helps Create a Water-Proof Barrier

WeatherLock® Mat Self-Sealing Ice & Water Barrier is designed to act as an additional line of protection against damage due to shingle blow-offs, wind-driven rain and ice damming.

  • SureStep® Technology provides excellent traction to help protect crews against slipping
  • Light weight - Easy to load, carry and install
  • Versatile selvage edge design - Allows for faster installation
  • WeatherLock® Mat Self-Sealing Ice & Water Barrier is an essential part of the Owens Corning® Total Protection Roofing System®^.
Closeup photo of a contractor on a roof installing WeatherLock® Mat Self-Sealing Waterproofing Barrier

Technical Information

CONSTRUCTION

Surface

Polymeric Coating

Reinforcement

Durable FIBERGLAS™ mat

Adhesive

Modified Asphalt

Removable Backing

Split-sheet peel away release liner

Application

Engineered for asphalt shingles, wood shake and quarry slate roof assemblies

TYPICAL VALUES 1

2 sq. roll

Length

66.7 ft. (21.3 m.)

Width

3 ft (0.9 m.)

Gross Coverage

200 sq. ft. (19.4 m2)

1 All values are approximate.
^ Excludes non–Owens Corning™ Roofing Products such as flashing, fasteners and wood decking.
UL Class A Fire Resistance applies when installed under asphalt shingles and quarry slate.

Applicable codes and standards

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