It also works great in new construction and in setting flashings, drip edges and roofing material edges. It is designed to penetrate and seal worn roof surfaces, foundation block walls, above or below grade and other masonry roof surfaces. • P. (Black Jack Eterna-Kote de Gardner) % silicón - Secado ultra rapido - Una sola mano - Baja la temperatura de tu hogar o negocio más que. . [HOST]: Gardner Gibson Black Jack - Cemento para techo para todo tipo de clima, 1 cuarto de galón (paquete de 12): Industrial y Científico. Gardner-Gibson Black Jack Roof Gard White Elastomeric Roof Coating44; qt. O. Plastic Roof Cement is ideal for many roof. Coating will weatherproof. use on roofs around skylights, vents, exhaust pipes. Box • Tampa, Florida Phone: () • Fax () • [HOST] C RUBR-COAT # Black Jack® Roof & Foundation Coating is a fibered liquid applied, brushable, Black Jack® Roof & Foundation © Gardner-Gibson, [HOST]ctured by. Black Jack® Plastic Roof Cement is a pliable asphalt roof cement that can be used on damp as well as dry surfaces. Gardner-Gibson, Inc. DESCRIPTION: Black Jack® All-Weather Roof Cement is an asphalt based patching compound designed to repair cracks, seams and holes in roofing materials.