Engineered for performance, Zurn's Aquaflush Exposed Manual Diaphragm Flush Valves provide consistent and reliable urinal operation. The Z6003-WS1-YB-YC features a streamlined design while providing high-level performance, unsurpassed water conservation, and long-lasting savings. Each flush valve contains a quiet GO BLUE dual-seal diaphragm with a clog-resistant bypass and chloramine-resistant seals for an extended lifespan and lower maintenance costs. The durable Aquaflush series comes with a sweat solder kit and a cast wall flange. It has a water-saving 1.0 gpf flush volume with a highly polished chrome-plated exterior. The Z6003-WS1-YB-YC is a water-saving solution for any commercial retrofit or new construction project.