The project concerns the execution of works for the energy upgrading of the General Hospital of Chania Agios Georgios in the building where the medical and nursing services of a useful area of approximately 49400 sqm are mainly housed with the aim of reducing its energy requirements and saving energy The planned interventions include, inter alia, Energy upgrading and energy saving interventions Replacement of all the frames of the building except the external entrances by a new energy upgrading of the lighting system by replacing the conventional fluorescent lamps with LED technology lamps Installation of a building energy management system BEMS installation of shades on the south and west sides of the Hospital Actions of installation of combined heat and power units CHP and utilization of Renewable Energy Sources RES Ins Installation of a shallow open-loop geothermal system to meet the needs for cooling heating and the production of domestic hot water that will contribute to the reduction of the CO2 emission footprint installation of a 300 KW photovoltaic system with the method of net metering Actions for the replacement of energy-intensive medical equipmentThe overall interventions for the energy upgrade of the Hospital will result in its reclassification from Category C to Category A of the KENAK Buildings Energy Performance Regulation