Superseded
Standard
Historical
VDI 4640 Blatt 2:2015-05
Thermal use of the underground - Ground source heat pump systems
Summary
Thermische Nutzung des Untergrunds - Erdgekoppelte Wärmepumpenanlagen
Technical characteristics
| Publisher | Verein Deutscher Ingenieure e.V. (VDI) |
| Publication Date | 05/01/2015 |
| Page Count | 66 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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Previous versions
01/06/2019
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01/05/2015
Superseded
Historical
01/09/2001
Superseded
Historical
01/02/1998
Superseded
Historical