Through the Roof! is the clear, ultra-elastic roof repair caulk made to permanently stop and prevent roof leaks. It can be applied to wet surfaces and exposed to rain or snow immediately, and Through the Roof! won't turn brittle in the sun or cold. Excellent UV (ultraviolet) resistance. Lasts 2-3 times longer than asphalt. It adheres to different types of metals, plastics, and other surfaces to seal almost anything that goes Through the Roof! For repairs that stick, but won't stick out, use Through the Roof! on common roofing fixtures and materials including: galvanized metal and aluminum flashing, PVC and ABS vent pipe, skylights, gutters and downspouts, ductwork and vents, chimneys, brick, black and mortar, shingles and shakes, flat roof tile, and metal RV roof. Limited lifetime warranty.