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.
What is the difference between household and buildings insurance? You'll find the answers in this article.
Sooner or later, homeowners or co-owners who heat with oil will have to replace their oil heating. How much does a climate-neutral alternative cost?
Sooner or later, the first renovations will be due. If you plan the work cleverly, you can save a lot of money. We explain how.