In Switzerland I was quoted about 25k for an air-water and about 10k more for geothermal. And I mean with it only the hardware and installation - as the house d

In Switzerland I was quoted about 25k for an air-water and about 10k more for geothermal. And I mean with it only the hardware and installation - as the house doesn't need piping or whatever. So for some reason you Nordics are quite privileged, and I wasn't able to find out why.