If the total thickness of the wall does not matter. Architect Marcel Glaus lived for 15 years in Alsace, in 2008 he decided to return back to Switzerland. It should become a DEFH. Soon he became convinced of the STEKO lumbersystem. He still wanted to provide as much of the own services as possible, which STEKO enabled him to do so.
"Why should I fill the voids of the STEKO modules? I just mount a 200mm ESP isolation." Said - Done.
The last winter and the summer of 2010 he has experienced in his new house already. Heated and cooled with a head pump and ground probes. He is full of enthusiasm and living environment full of praise about the low cost of electricity.