Black flash flashing cement compound is a superior compound used for sealing around flashings and chimneys, repairing leaks in roofs, gutters and old flashings. It is an all-weather sealant made of only the highest quality, tough plastic asphalt oils with long fibers. Non-hardening. Black flash stays pliable in any weather. Can be applied to damp surfaces, never pulls away from the joint. Won't crack at any temperature. Available in a caulk cartridge or bulk. Can be applied with putty knife or trowel. Works well to seal and fill in holes, cracks and crevices to create a permanent seal. Its excellent adhesion ensures that all entrapped air is eliminated. Tools can be easily cleaned with common petroleum solvents.

WHITLAM® Flashing Cement Compound, 0.37 L Net Content, Cartridge Container, Composition: Asphalt, Mineral Spirits, Kaolin, Limestone, Hydrated Aluminum-Magnesium, Silicate (Attapulgite), Cellulose Fiber, Quartz, Titanium Dioxide, Paste Form, Black, Solvent Odor/Scent, 1 hr Dry Time, 12 hr Curing Time, 1.08 to 1.16 Specific Gravity, <300 g/L VOC, -70 to 140 deg F