Sprite Showers HOB-cm High Output Brass Metal Shower Filter Housing, Chrome Patented chlorgon filtration system reduces exposure to chlorine, dirt, odors and more For softer hair and skin Available in multiple finishes Showerhead required Ships with one replaceable hoc filter cartridge pre-installed (rated for 12 months or 25, 000 gallons) Filter cartridge tested and certified to NSF/ANSI Standard No. 177 Both the system and installation must comply with state and local regulations System is not intended to be used as a drinking Water treatment unit