Neptune BB RODI 50 GPD 4 Stage
Unit comes complete with inline polypropylene sediment and carbon cartridges. These cartridges are rated at 1000 and 1500 gallons, respectively, before they need replacing. The Neptune BB RODI also includes our REFILLABLE Inline DI resin cartridge that polishes (extended silicate and phosphate removal) the water to zero TDS! This cartridge will turn gold upon exhaustion.