... in industrial field:Air-conditioning system,cooling system,industrial cleaning,water treatment (water purification),Aquiculture,Fertilizing/metering system,Environmental application,other special ... 17Light Horizontal multistage centrifugal pumpwater pumpCHL,CHLK Series Light Horizontal Multistage Centrifugal Pump, CHL,CHLK Series Light Horizontal Multistage Centrifugal Pump products ...