Recently, some suppliers have started paying more for surplus solar power than the feed-in remuneration. What does this mean for photovoltaic owners?
With new windows, you save a lot of energy and thus money in the long run. We reveal what you should look out for when replacing your old windows.
An energy management system increases the self-consumption of households with photovoltaic systems, stores solar power and reduces energy costs.
With smart home solutions, you can automate many tasks at home or control them conveniently from a distance. How much do you have to invest for this?
A heat pump to replace an old oil or gas heating system costs 30,000 to 50,000 Swiss francs. Where can you get subsidies for a new heating system?
Property prices have doubled since the turn of the millennium. Now price growth has slowed. Will property prices fall soon?