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The world's first solar folding roof, HORIZON, was built over the wastewater treatment plant of the city of Chur, Switzerland. – dhp-technology.ch
![Solar Swiss GmbH | Hochleistungs Solarmodule und Solaranlagen für Wohnmobil, Garten, Camping und Freizeit. Solar Swiss GmbH | Hochleistungs Solarmodule und Solaranlagen für Wohnmobil, Garten, Camping und Freizeit.](https://www.solarswiss.de/wp-content/uploads/2019/12/Solar-Swiss-Solarmodul-Solarmodul-200-Sieger-i.jpg)
Solar Swiss GmbH | Hochleistungs Solarmodule und Solaranlagen für Wohnmobil, Garten, Camping und Freizeit.
![Innovative solar roofs from SunRoof debut in Switzerland. The goal is to revolutionise eco-friendly architecture Innovative solar roofs from SunRoof debut in Switzerland. The goal is to revolutionise eco-friendly architecture](https://prowly-uploads.s3.eu-west-1.amazonaws.com/uploads/landing_page/template_background/103252/6c721f8456d827e3129ced8ba1d8221d.jpg)