Owens Corning WeatherLock Mat Ice and Water Barrier AA38

WeatherLock Mat 36 in. x 66.7 ft. 200 Sq. ft. Ice and Water Barrier

• Self-sealing to help prevent damage associated with shingle blow-off, wind-driven rain and ice damming
• Light and easy to load, carry and install
• Engineered for asphalt shingles, wood shakes and quarry slate roof assemblies

WeatherLock Mat Self-Sealing Ice and Water Barrier is designed to act as an additional line of protection against damage due to shingle blow-off, wind-driven rain and ice damming. Now with SureStep Technology, it helps protect even more. WeatherLock Mat provides a secondary water barrier under shingles to deliver the weather protection you expect.