KOHLER K-11637-H-CP Coralais 1.5 GPM Single-Function Wall-Mount Showerhead, Polished Chrome Single-function showerhead delivers a full, consistent spray, regardless of water pressure 1.5 gym (gallons per minute) flow rate 1/2 In. NPT connection Spray face with flexible nozzles resists hard water buildup and is easy to clean Shower arm and flange not included