https://www.danfoss.com/en-in/products/dhs/stations-and-domestic-hot-water/
Flat stations, substations and domestic hot water systems | Danfoss
District heating substations for direct and indirect heating systems. Flat stations - decentralized heating systems for flats. Tankless and tank water heaters.
domestic hot waterflat stationssubstationssystemsdanfoss
https://www.danfoss.com/en/service-and-support/case-stories/dhs/flat-stations-in-apartment-building-in-hamburg-germany/
Flat stations in apartment building in Hamburg, Germany | Danfoss
flat stationsapartment buildinghamburg germanydanfoss