DIN 4108

Machine-translated from the German article

DIN 4108 Thermal protection and energy economy in buildings (formerly Thermal insulation in building construction) is a DIN standard that describes the requirements for thermal insulation of buildings. The statutory requirement in Germany, the Building Energy Act (Gebäudeenergiegesetz, GEG), refers to this standard several times. The standard specifies requirements for winter and summer thermal protection.