Recently, some suppliers have started paying more for surplus solar power than the feed-in remuneration. What does this mean for photovoltaic owners?
We plant a tree in Romania for every new user who checks their sustainability potential with the energy, heating or solar calculator.
A solar power system is ecologically and economically worthwhile. We have summarised the 7 steps from the initial idea to installation for you.
In winter, the sun shines less often and for less time. However, with a few targeted measures, solar power production can be optimised.
Do you want to protect your car from wind and weather and scratch windows less often in winter? A carport is a reasonable alternative to a garage.
A power or battery storage device stores solar power that you do not use immediately and makes it available later. Does the investment pay off?
With Tesla entering the market, interest in solar tiles is increasing. What should you know before you have your house roof covered with solar tiles?
Would you rather charge your e-car at home than at a public charging station? Our overview will help you choose an e-charging station.
Many houses, mainly older ones, lose a lot of heat because they are poorly or not insulated at all. How can you avoid this and save a lot of money?
A solar system is worthwhile for the environment. Whether it pays off depends on at least six factors. We explain all the important factors.
Oil and gas heating systems emit a lot of CO2. Nevertheless, 60 per cent of houses and flats in Switzerland are heated with fossil fuels.
