Where does the energy go inside a building?
Energy can be used for:
- Creating a comfortable atmosphere
- Providing the necessary utilities for the activities of the occupants

How can the energy consumption of buildings be reduced?
- By reducing the basic requirements of buildings
- By using energy more effi ciently
- By using environmental resources

Conducting the improvement process
To improve this average over the coming decades, we will need to:
- Improve the envelope and equipment of all the old buildings,
- Dramatically improve the performances of new buildings.