US Water Calcite Cartridge to Re-Mineralize Reverse Osmosis Water and Raise pH - 2.5” x 10
The US Water re-mineralization cartridge dissolves calcium carbonate into the water, which adds essential minerals for good taste and health and neutralizes the pH. This filter generally increases to pH to above 8.5 to 9.5 with prolonged contact right after the reverse osmosis membrane.
Made in USA
Typically needs replaced every six months (depending upon water usage)