Wherever renovations are carried out, energy savings are usually also involved. The radiators should not be ignored: On the one hand, replacing technically outdated models can increase the efficiency [...] Wherever renovations are carried out, energy savings are usually also involved. The radiators should not be ignored: On the one hand, replacing technically outdated models can increase the efficiency of the entire heating system. On the other hand, when switching to modern low-temperature heat generators, it is often necessary to adapt the radiators or install [...]