Does not remove minerals which may be beneficial to health. REFSVC, RF260BEAESR, RF260BEAEWW, RF261BEAESR, RF263BEAESR, RF263TEAESR, RF323TEDBSR, RF4267HABP, RF4267HARS, RF4267HAWP, RF4287HABP, RF4287HARS, RF4287HAWP, RF23J9011SR/AA.