Reverse Osmosis System Filters, RO Membranes and Parts

Water Factory TCR Upgrade Post Filter CUNO 47-211212

TCR Upgrade

CUNO Water Factory Water Factory 47-211212 TCR Upgrade For Series 4000 and Series 5000 RO Reverse Osmosis Systems.  Do It Yourself Add-on. 

CUNO Water Factory Water Factory TCR Upgrade for Series 4000 and 5000.  ORDER THE FOLLOWING REPLACEMENT WATER FILTER FOR YOUR Water Factory Water Factory TCR Upgrade.  Order a pair of clips the first time you add the TCR to your series 4000 or 5000 Water Factory Systems,  Repeat replacements will not require additional clips.:

Easy TDS Membrane Performance Calculator
See If It is Time To Replace Your Membrane

Simply enter your Feed Water TDS and RO Water TDS into the boxes above and click "Submit". The percentage of TDS Rejection will be displayed. We normally recommend membrane replacement once you drop below 75%. This may vary in areas with high TDS in the feed water.

See our selection of TDS meters under Water Tests

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* WATER FACTORY ® IS THE REGISTERED TRADEMARK OF 3M FILTRATION, THE MANUFACTURER OF WATER FACTORY ® BRAND WATER TREATMENT EQUIPMENT. THE REPLACEMENT FILTERS AND MEMBRANES LISTED ABOVE ARE MANUFACTURED BY 3M WATER FACTORY AS SO NOTED. WATER FACTORY REVERSE OSMOSIS DRINKING WATER SYSTEMS WERE ALSO MANUFACTURED AND SOLD UNDER THE CUNO BRAND NAME. WE ALSO OFFER COMPATIBLE REPLACEMENT SEDIMENT WATER FILTERS, REPLACEMENT CARBON BLOCK WATER FILTERS, GAC CARBON FILTERS, INLINE POST FILTERS, RO REVERSE OSMOSIS MEMBRANES, PRE FILTERS, FAUCETS, WATER TANKS, VALVES, PUMPS, UV ULTRAVIOLET AND WATER TESTING SUPPLIES FROM VARIOUS OTHER MANUFACTURERS FOR DISCONTINUED CUNO WATER FACTORY DRINKING WATER SYSTEMS.