A heavy duty self-adhesive foil faced waterproofing and sealing tape designed for quick, convenient repairs on asphalt, asbestos cement, masonry, metal, glass, plastic, PVC, and wood surfaces. Special modified bitumen provides long term adhesion and waterproofing ability. Foil facing protects the bitumen from oxidation and weathering, prolonging its service life. Great for duct work, gutters, flashings, skylights, pipes, downspouts, roof valleys and hundreds of other uses.