The project deals with the implementation of targeted interventions of active.upgrading, energy saving & RES utilisation, by the General Hospital of Athens “Agia Sophia” which will contribute to:- Improving the active efficiency of each building and the hospital as a whole- The reduction of the energy footprint of each building and the hospital as a whole- The significant savings on an annual basis, through the reduction of energy costs- In the protection of the environment- The awareness of the public opinion- The exploitation of renewable energy — In the creation of appropriate comfort conditions and the provided hospital in the existing health care project — The current energy saving category 8 will be the reduction of damage and increased reliability in the basic category of the building.