NTDH
NTDH utilizing pellet boiler and ground for residential heating
Geltinger Birk area in Gelting
Germany
About 49 residential units
Ground/Biomass
HPs in every building (pellets use optional) for SH and DHW
Missing info
HEX? (ground and pellets-Missing info)
HP
HP
1.3.1.1.1.*
0
20
4.5
https://www.ostsee-reetdorf.de/oekologie/