Filters dupure | Ultimate Pre/Post Filters

THIS PRODUCT HAS BEEN DISCONTINUED.  PLEASE CALL 877-534-5837 TO UPGRADE SYSTEM.

The Ultimate Pre/Post filters are a  set of PRE and POST replacement filters for the Ultimate RO system. It is recommended that these filters be replaced every year to ensure the highest quality filtration.

CONTAMINANT COMPARISON CHART

Important note:  These are NOT the replacement filters for the Pur Blue (PB) or the Ultra Pur reverse osmosis drinking water system.  If your filters are blue, your replacements can be found here. If they say Ultra, your replacements can be found here.

Filter Change Instructions