Marketing InformationEngineered for performance, Zurn's AquaVantage® AV ZEMS Concealed Hardwired Sensor Diaphragm Flush Valves provide consistent and reliable motorized operation. This hands-free application features a contemporary, streamlined design concealed behind a finished wall while providing high-level performance, unsurpassed water conservation, and long-lasting savings. Each flushometer in this series contains a quiet triple-filter diaphragm to prevent water contaminants from clogging the application and our Go Blue® thermoplastic elastomer material that is proven to last 10 times longer than standard material. The ZEMS6152AV-HET-11L has a high-efficiency 1.28 gpf flush volume and 11" length between the wall flush tube and the inside of the finished wall. It also features chemical-resistant gaskets and seals for an extended lifespan with lower maintenance costs, a 14-1/2" rough-in, and a 1-1/2" back spud. The low-voltage, hardwired sensor is also built in-wall for a reliable power supply to keep the application continuously running without power-related issues. Customizable options include gpf flush volume and length between the wall flush tube to the finished wall to create a perfectly performing, water-saving application for any commercial retrofit or new construction project.