... for drinking water3. The RO purified and pure water treatment system can effectively purify impurities, colloids, bacteria, ... Water6 MonthsGAC-Granular Activated Carbon FilterTo Adsorb the Chlorine, Organic Matter, Odor, Smell Turbidity6 MonthsCTO-Condensed ... Activated Carbon FilterTo Adsorb the Chlorine, Organic Matter, Odor, Smell Turbidity, and Suspending ...