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- Thermal protection and modernisation of existing buildings
- tion means a significantly better level of energy efficiency compared to the legal requirements must simultaneously go hand-in-hand with high cost efficiency of the thermal protection measures as a whole. At... ween each step. Statistics of the German national efficiency funding programmes of the KfW-Bank show that appr... es only, and buildings are not improved to a high efficiency level such as EnerPHit in the first shot. There a