... multi-stage vertical casing centrifugal pump 2. Loner service time 3. Brand product. 4. Gurantee time: 12 months LG,LGR,DL,DLR multi-stage vertical casing centrifugal pumpLG,DL ... means cooling water LGR DLR means hot water This type of pump is ... boiler feed, chemical plant drawing and so on. multi-stage vertical casing centrifugal pump