Silica Sand Filter

It can intercept and remove suspended matter effectively ,organic matter,colloidal particles ,microorganisms ,chlorine,odor and some heavy metal ions in water under certain pressure ,so as to reduce water turbidity

Active Carbon Filter

it can filter chlorine content in water <0.1PPM and has significant effect on odor,orgainic matter,colloid and iron in water

Sodium Ion Exchanger / Water softner

It is used to remove calcium and magnesium ions from water ,when calcium and magnesium ions in water are exchanged by sodium iion ,carbonated scale and sulfate scale are not easily formed in water,thus softening water can be obtained .