Technical rule
[CURRENT]
VDI 4640 Blatt 2 Berichtigung:2020-04
Thermal use of the underground - Ground source heat pump systems, Corrigendum concerning standard VDI 4640 Part 2:2019-06
- German title
- Thermische Nutzung des Untergrunds - Erdgekoppelte Wärmepumpenanlage, Berichtigung zur Richtlinie VDI 4640 Blatt 2:2019-06
- Publication date
-
2020-04
- Original language
-
German,
English
- Pages
- 3
- Publication date
-
2020-04
- Original language
-
German,
English
- Pages
- 3
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