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.
Smaller and larger power guzzlers are hidden in every household. With our energy-saving tips, you can reduce your energy consumption.
Ventilation is particularly important in winter. It regulates the relative humidity, prevents humidity damage and makes you feel at home.
An insulated roof insulates better, reduces energy consumption, and saves energy costs. We have researched how much roof insulation costs.