Tape is a super-strong, rubberized, waterproof tape that can patch, bond, seal and repair virtually everything. Tape grips on tight and bonds instantly. So easy to use! And it's so strong, it even works underwater. Tapes bond will increase with time and pressure. SURFACES TO USE ON: PVC, acrylic, metal, steel, copper, aluminum, wood, ceramic, porcelain, tile, glass, rubber, fiberglass, stucco, plaster, stone, cement, concrete, dry wall, EPDM roofs, some plastics, fabrics, vinyl and so much more! EXCELLENT FOR: Roof leaks, gutters, downspouts, kayaks, outdoor equipment, mobile homes, RVs & campers, PVC & plumbing pipes, sprinkler systems, pools and spas, windows, doors, walls, seams, vents, air ducts, HVAC s creates a super-strong, waterproof seal, DIY projects and so much more!