useful links

Actor CleantechAlps :

CleantechAlps

 

Estimate online (Federal Office of Meteorology and Climatology MeteoSwiss):

How much electricity or heat can my house facade produce ?

 

Energy shift :

Active interfaces

 

A4 beige color sample Solaxess on display all year 2019 at ELEMENTE materialForum, Berlin :

Website ELEMENTE materialForum Berlin