Genuine OEM Sloan repair part Flex tube diaphragm kit Used on urinal Flushometers Permex synthetic rubber diaphragm with dual filtered fixed bypass for Chloramine-resistant resistance Compatible with all Sloan optima series 1.0 Gallon per flush urinal flush valves Diaphragm repair kit for top mount battery powered Flushometers Fits all Sloan top mount electronic Flushometers