Products / Viking AB Mastic

Viking AB Mastic is a cold-applied, trowel-grade, double fiber-reinforced asphalt mastic for patching and leak repair on asphalt roofing systems, including rebuilding or maintaining flashings, sealing metal roof or gutter leaks, and repairing holes, splits or blisters, and it can be used with reinforcing fabrics. It is supplied in 5-gallon pails.