Evolve Showerheads SS-2107CP-US Roadrunner II Water-Saving Shower-Head, Chrome Polish (Old Model) ShowerStart technology saves time, water, energy, and money without lowering water flow Pressure compensating technology delivers great feeling shower even in homes with low water pressure, while saving water and energy 54 nozzle, full face pattern provides coverage for warmth and comfort Ideal balance of coverage and great flow-1.5 GPM (5.7 L/min) Attaches to any shower arm with industry standard 1/2-Inch fittings