Description
Five Stage RO/DI Aquarium System with 100 GPD Membrane. 2×10″ DI REFILLABLE Color Changing Media Cartridge. Manual Flush Valve. ALL CLEAR HOUSINGS. Reverse Osmosis systems, combined with A DI after filter, will give you the lowest TDS reading for your aquarium water supply. DI Resin is necessary to reduce Total Dissolved Solids (TDS) to zero and is the last stage of an RO/DI unit. It is unnecessary to use the expensive proprietary DI cartridges that other RO manufacturers sell. Simply buy a refi
