WeatherLock G Granulated Self-Sealing Waterproofing Barrier provides additional security against leaks caused by storms, wind-driven rain and shingle blow-offs. This product is engineered for asphalt shingles, wood shakes and quarry slate roofs. WeatherLock G acts as a waterproof barrier in the most vulnerable sections of the roof.
- Creates a second line of defense on your roof
- Adheres to the roof deck and seals around nails for dependable, watertight construction
- Granulated asphalt layer provides a slip-resistant surface for excellent traction and safe installation
- Withstands UV exposure for up to 45 days, plus the split backer sheets allow for easy application and positioning on the roof deck
- Taped selvedge edge improves seal between courses