First Biosolar Roof in Canton Valais (CH)
The first Biosolar roof in is a private villa new built on the south side of Sion. The owners were completely open to a new ecological approach of greening a flat roof in combination with solar thermal panels. Their original plan for the house had not included any green roofs. Thanks to the designers who knew about the project and were incontact with the they persuaded the owners to choose a Biosolar roof approach.