Indice de Dépense de Chaleur (IDC) des bâtiments - moyenne

The heat expenditure index (IDC) expressed in megajoules per square metre per year (MJ/m²*a) represents the annual amount of energy consumed for the production of heat (heating and domestic hot water 'ECS') per square metre of heated floor area (SRE), corrected for the climatic data (degree days) of the year in question.



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