Works contracts Geohydrological site description: Groundwater heat pump for a detached house (in German) 1 Datei(en) 162.27 KB Download Heat pump with depth probe for a detached house (in German) 1 Datei(en) 162.27 KB Download Submission project for heat pumps: Groundwater heat pump for a detached house (in German) 1 Datei(en) 163.40 KB Download Heat pump with depth probe for a detached house (in German) 1 Datei(en) 168.41 KB Download