NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
Technical rule
[CURRENT]
VDI 2077 Blatt 2
VDI 2077 Blatt 2
Energy consumption accounting for the building services - Water supply systems
Title (German)
Verbrauchskostenabrechnung für die Technische Gebäudeausrüstung - Wasserversorgungsanlagen