A high-performance, professional-grade elastomeric flashing and repair product that cures to a long lasting rubber-like film. Remains flexible through extreme temperature ranges. Its non-sag property and exceptional adhesion makes this an ideal cement for the construction and repair of flashings, metal joints, seams, coping, vent pipes, skylights and chimneys. Ideally suited for sealing cracks, holes and tears in built-up roofs and modified bitumen single ply.