Kohler K-939-CP Purist 2.0 gpm Single Function Showerhead with Katalyst Spray, Polished Chrome 2.0 gpm flow rate, saving up to 20% water consumption vs. conventional 2.5 gpm showerheads Katalyst air-induction technology maximizes the air/water mix for a powerful, even flow Sprayface features nozzle geometry that delivers a more focused coverage of large water droplets MasterClean sprayface resists hard water buildup and is easy to clean Showerarm and flange not included