Wooden-frame solar collectors installed by the German cooperative BUSO Bund Solardach may have been the cause of at least 11 fires in 2015 and 2016, listed by solarsicherheit.com. It looks […]
Whereas a so-called Sonnenhaus (solar house) is only allowed to carry the name if solar energy covers at least half of its heat demand, the objectives of the German FASA […]