evolve Stargazer eco Showerhead in Chrome SHOWERSTART TECHNOLOGY The eco showerhead that actually makes conservation convenient SHOWERSTART TECHNOLOGY  Automatically lowers flow to trickle once water reaches bathing temperature Saves HOT water so you can take your shower when youre ready 36 nozzle, full face spray pattern  maximum coverage & warmth 1.5 gallons/minute. Anti-clog spray nozzles. 3.25 diameter head. Fits on all standard shower arms   fittings