DI (de-mineralize) mixed bed resin refills, part no. 818

This DI resin is compatible with any RO DI systems. 

To view a list of replacement filters for WaterGeneral systems, visit FilterDirect websitedirectly.

The bag contains up to 3 refills of the our clear tube DI filter FilterDirect p/n 215  (which uses about 6 oz resin).  This bag is about 1 pound of DI resin. It is able to process on average about 1600 gallons of RO water.  p/n #215 clear tube filter is about 2" x 10" end to end. If your filter is larger size than this, then you will not get up to 3 refills with this listing.

Nuclear grade with color indicator:  for production of demineralized water of high purity, silica free.  When the resin is used up, the color resin will change either from green to dark brown color or from light brown to dark brown / off black color. (DI resins are all mixed bed resins. Depending on the batch supply, the original color ranges from green to light brown.  This is common with all suppliers in the industry.)  It will give you 0 ppm TDS, Conductivity attainable less than 0.1uS/cm or resistivity of close to 18 meg.ohm

  color changing  GREEN  -->  BROWN