The three types of pumps most commonly used in fire water pump houses are centrifugal pumps, positive displacement pumps, and turbine pumps. Centrifugal pumps are used to move large volumes of water at low pressure, while positive displacement pumps are used to move smaller volumes of water at higher pressure. Turbine pumps are usually used to move large volumes of water at high pressure. Power electronic service and alam service are not related to the types of pumps used in fire water pump houses.