Engineered for performance, Zurn’s AquaVantage Exposed Manual Diaphragm Flush Valves provide consistent and reliable water closet operation. They feature a streamlined design while providing high-level performance, unsurpassed water conservation, and long-lasting savings. Each flush valve contains a quiet chemical and clog-resistant GO BLUE®triple-filter diaphragm that reduces maintenance expenses and extends their lifespan. The Z6000AV-3 is available with flush rates ranging from a boosted 4.5 gpf full flush to a maximum water-conserving 1.1 gpf. Extended 27-in. rough-in. AquaVantage flush valves include a vandal-resistant control stop cover, a high-pressure vacuum breaker, a cast wall flange with set screws, and an ADA-compliant no-leak handle. A leading solution for any commercial retrofit or new construction project.