Before 2015 a household will profitably cover half of its consumption from the roof without feeding into the grid Interview Schleicher-Tappeser, Ruggero (2013), Before 2015 a household will profitably cover half of its consumption from the roof without feeding into the grid, Interview with Solarplaza, 2014-03-25 / PDF / solarplaza.com By Ruggero Schleicher-Tappeser | 25. März 2013 | Energie (A), Erneuerbare (A), Magazine Article, Photovoltaik (A) | ← Supplying Europe with Renewable Power: The POINT OF NO RETURN has been Passed Diplomarbeit Physik →