... clean,great-tasting water .3)High precision physical filtration,to remove calcium and magnesium in the water, let drinking water to ... Water Filter System, High flow.5)Equipped Super capacity filters that last twice as long compare to others.6)Accurate control ... 7)WQA Gold Seal certified to remove up to 99% of contaminants including arsenic, chlorine, lead, fluoride, heavy metals, bacteria, virus ...