Coach: climate-friendly housing and construction | key4.ch

Climate-friendly housing

When is a house climate-friendly? How do you save energy? Discover interesting facts and valuable tips on climate-friendly housing, construction and renovation.


Stay informed

Read exciting articles on a regular basis and obtain useful tips on buying a house or apartment.

Subscribe to our Newsletter

Ready for the best offer?

We use cookies to make sure you get the best experience on our website. For further information please consult the Privacy Statement. You are free to change your cookies’ settings in the privacy settings. Go to privacy settings