Buy online set of 4 cartridges filters stage 1, 2, 3 and 4 replacement filters for PuROTwist 4000 Reverse Osmosis Water Filter Systems.
this set of filters offering the highest of quality and performance standards, high capacity output, automatic shut-off and the user friendly Twist Tap (Omnipure Q-Series) filters. To replace the filters simply twist the used filter off and twist the new filter on. No tools, no buckets, no mess. The PT4000T50-SS is a 4 stage, point-of-use RO system that treats water .
Up to 50 Gallons Per Day


 STAGE 1 - 1x  Sediment Pre-Filter (Q5605) - Replace Every 12 Months 

STAGE 2 - 1x  Carbon GAC Pre-Filter (Q5633) - Replace Every 12 Months 

STAGE 3 - 1x  RO Membrane TFC 50 GPD (TQ56-50FC) - Replace Every 24 ( not included ) Months 

STAGE 4 - 1x  Carbon GAC Post Filter (Q5633) - Replace Every 12 Months.

Also compatible with TGI EZ-450  RO System