ShowerStart LLC Single Function ShowerStart 1.5gpm Shower Head Helps your hot water last longer by saving the hot water waste before you get in Alerts you when your shower is warm and ready - no more standing around waiting for it to warm Integrated ShowerStart TSV prevents hot water waste during shower warm up High pressure flow, regardless of homes water pressure - 54 anti-clog nozzles 1.5 gpm - want higher flow? See our other listings