Feel confident with every sip that you are providing the best quality water for you and your family. The Aquifer reverse osmosis (RO) water filtration system effectively reduces contaminants including arsenic, fluoride, TDS, bacteria, virus, lead, mercury, chlorine, and pharmaceuticals in your cold water. Install your Aquifer reverse osmosis system with a KOHLER reverse osmosis-compatible Wellspring beverage faucet, available in five finishes and Traditional or Contemporary styles.

• Effectively reduces contaminants including arsenic, fluoride, TDS, bacteria, virus, lead, mercury, chlorine and pharmaceuticals in your cold water
• Filter head automatically turns off the water supply when cartridge is removed
• Replacing RO sediment prefilter, carbon block CTO filter and carbon block VOC filter every six months keeps filtration system performing effectively
• Includes three filter cartridges: K-22157 (sediment prefilter), K-22158 (carbon block CTO filter), and K-23334 (carbon block VOC filter)