... pump,convenient and economical replacement filter Function of stage cartridge:StageDescriptionComponentMain Function15μm PP SedimentXJM02Remove the particles,sand, ... dissolved matter and chemical drug in the running water5Post inline Carbon FilterST33Adjust the taste for pure waterDescription5 stage ... (Filter Element,Filter Shell,Purifier,Heiress,Strainer,Cartridge,Screener,Filter Tank,Filter Housing)