| Characteristics and advantages | Flow rate | Security |
| Sand: Its function is water deposition and removal of impurities and planktonOf large size naturally shows excellent chemical properties in the removal of high silica content and low-soluble calcium,Magnesium and iron compounds that meet the industry.Carbon: Characterized by adsorption, it is used to remove the smell and taste of chlorine and is used in many pre-treatment processes in drinking applications. Green sand: Removes both iron, magnesium, arsenic and hydrogen sulfide. Ion exchange (softener): Replace weak acid ions with hydrogen bion and some strong acids and have the ability to boil the dissolved silica | Depending on the size of the treated material and the size of the pressure filter | 3 years warranty |