Kirloskar DB large pumps equip a back-pull-out design which enables to remove the rotating unit of pump for inspection and repairs without disturbing the pipe connections and motor by using spacer type coupling. The complete range of DB large pump is covered by three driving units thereby reducing inventory and achieving interchangeability of parts. These DBL water pumps are either gland packed or mechanically sealed with robust cast iron casing and are highly efficient. Bronze impeller makes DBL water pumps easy to maintain, reliable and long lasting.