Henry HE505060 "Flashmaster" Roof Cement 3.5G"FLASHMASTER" ROOF CEMENT Trowel grade for use on dry surfaces, modified and rubberized All temperature use in hot or cold conditions Spreads easily in cold weather, repairs holes, cracks Splits on asphalt coated, composition and metal roofs, seal around chimneys, vents, skylights, flashings Seals tabs of asphalt shingles Manufactured to exceed the requirements of ASTM D 4586 Type I and Federal Specification SS C 153C Type I, Class A. HE505 Size Gals.
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