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.
Property prices have doubled since the turn of the millennium. Now price growth has slowed. Will property prices fall soon?
Supply and demand determine the prices of houses and flats. A well-founded market value estimation is the basis for all price negotiations.
After 10 years you will have to calculate with the first renovation costs for your house. Plan the measures early and save money.