20" DI Cartridge Refillable RODISYSTEM the lighter anion resin beads

the lighter anion resin beads float to the top while the heavier cation resin beads settle at the bottom

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but not much water

The permeate pump can also bring storage tanks up to line pressure and then shut the system down when these tanks reach capacity

20" DI Cartridge Refillable RODISYSTEM the lighter anion resin beads20" Refillable Cartridge Clear Twenty inch re fillable cartridge. Filter filled with non color changing DI resin. Resin is a mixed bed 50% Anion and 50% Cation DI resin. Used in car wash spot free and zero TDS applications. Excellent for fish and aquarium stores. Shown with a ten inch filter for size comparison. Add this DI filter and a 20 inch slim line filter housing to our commercial pump driven RO system for awesome top off water OR if you want to