May 02, 2022 · Bestseller No. 5. Dicor 501LSW-1 Epdm Self-Leveling Lap Sealant-10.3 Oz. Tube, White, 10.3 Fluid_Ounces (Packaging May Vary) Creates a secure, secondary seal along the roof’s edges, air vents, vent pipes and screw heads. Adheres firmly to aluminum, mortar, wood, vinyl, galvanized metal, fiberglass and concrete.