ROOF CEMENT ALLWEATHER 1QTGardner WET-R-DRI all-season asphalt patch is an all weather, asphalt-based patching compound designed to repair cracks, seams and holes in roofing materials. It also works great in new construction and in setting flashings, drip edges and roofing material edges. It seals damaged areas and gives a layer of waterproof protection. Use on roofs around skylights, vents, exhaust pipes, chimneys, valleys and in the construction or repair of flashings, roll roofing and shingles. Also excellent for use as a heavy-duty below grade and underground waterproofer and damp-proofer.