Reverse Osmosis (ro) Water Purification System

Kohler K22155NA
Aquifer Collection


by Kohler

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

  • Features
  • Four-stage purification system reduces contaminants such as arsenic, fluoride, bacteria, virus, lead, mercury, chlorine, chloramine, select pharmaceuticals and more.
  • Reduces over 95% of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) in drinking water.
  • 1:1 ratio high-recovery reverse osmosis membrane creating less waste water.
  • Provides up to 27.5 gallons per day, or the equivalent of over 200 16.9-oz. bottles of water (results may vary based on water pressure, temperature and incoming water quality).
  • 0.5 gpm (1.9 l/min) maximum flow rate at 60 psi (4.1 bar).
  • 3.2 gallon storage tank.
  • Filter head automatically turns off water supply when cartridge is removed.
  • Postage-paid recycling program for used cartridges to reduce solid waste to landfills.
  • Requires Kohler RO-compatible beverage faucet with air gap.
  • For cold water use only.
  • Includes four filter cartridges (K-22156, K-22157, K-22158, K-23334).
  • Material
  • High-impact plastic construction.
  • Installation
  • Under-sink.
  • Quarter-turn twist cartridge for easy installation and replacement.