Culligan RDSH-C115 RainDisc Filtered Shower Head, Chrome Finish Wall-Mounted filtered shower head, meets EPA Water Sense certification standard of maximum 2.0 gallons per minute or less Shower head and filter are easy-to-install Includes WHR-140 filter cartridge: WHR- 140 filters sulfur odor, chlorine, and scale for a full 10,000 gallons or 6 months giving softer, cleaner skin and hair Patented filter media bacteriostatic*, limits passage and growth of bacteria for a cleaner shower experience System tested and certified by NSF International against ANSI Standard 177 Installs on any standard 1/2" threaded shower arm Optional RDA-150 Hi-Low adjustment arm available. Sold seperately.