Niagara Conservation N2615CH Tri-Max 3 Flow Rate High Efficiency Showerhead Unique showerhead utilizes three pressure-compensated flow rates: 0.5 GPM / 1.0 GPM / 1.5 GPM Select flow rate based on desired water usage and task for maximum savings Patented flow compensator gives consistent flow regardless of available water pressure Even, vacillating spray WaterSense listed