Sta-Kool 390, 10.1 OZ, Elastic White Roof Patch. An Extra Tough, Flexible Repair Compound Designed To Patch Splits, Cracks & Holes In Roof Surfaces, Water Based Patch Dries Quickly & Offers Great Adhesion To All Coatings Applied Over It, Designed To Repair Cracks & Holes Up To 1" In Width, Remains Flexible While It Expands & Contracts With Your Repair, Do Not Allow To Freeze, Surface Must Be Clean & Dry, Allow To Cure 24-48 Hours.
