Forespar Y-ValvesForespar Y Valves are molded from high strength non corroding Marelon. Y Valves are an essential piece of equipment when the flow of water or other fluids are required to be conveniently diverted as in a marine head application where a holding tank is utilized. They are easily mounted to a bulkhead, or other surface. These valves are made of exceptionally strong, fiberglass reinforced Marelon. Marelon is both electrically and chemically inactive