... can supply different kind of pumps with good price. For the supply and sewerage use of in farm field,aquiculture ... hall and highrise building and so on.The source water should be rinsing at room temperature,the insoluble granule ... .5-8.5,Such as the river water,lake water,well water etc.The pump should be used around the range of ... be easy to work,It may stop the pump,Even the eleltirc motor be damaged.