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Table 26 Use of energy sources and savings in each scenario, per year

From: Planned energy-efficient retrofitting of a residential building in Italy

Scenario THE kWh EE kWh Gas m3 Gas cost EE cost Cost Income Saving
Present State 78,751 6890 8119 7307 1378 8685 0 ---
Retrofit 1 36,201 6890 3732 3359 1378 4737 0 3948
Retrofit 2 23,801 6890 2454 2208 1378 3586 0 5098
Retrofit 3 414 8413 43 38 1683 1721 0 6964
Retrofit 4 414 7500 43 38 1500 1538 0 7146
Retrofit 5 415 5619 43 39 1124 1162 16 7523