Sloan Flush Valves are in millions of commercial places of business. Regardless of your requirements, Sloan offers a variety of solutions to meet your restroom repair needs. Now it is easy to buy the complete kit or part to repair your flush valve. EBV-1022-A, 3325000, flexible tube diaphragm kit for Optima Plus. Made out of durable material. Used to repair Optima Plus flush valves.