Mistakes on construction sites can be expensive. Who is to blame, who is liable and how can you protect yourself from claims for damages or liability?
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?
If you want to sustainably reduce your energy consumption, you should take a closer look at your heating system.
With ventilation you improve the indoor climate and living comfort. We present the two most important ventilation systems and their prices.
A lot of heat is lost through old and/or leaky windows. Is it worth replacing older windows with triple-glazed insulation ones?
Disputes between neighbors often arise at the property boundary. For example, because a neighbor plants his hedges too close to the neighbor's ridges.