The solar folding roof HORIZON uses industrial areas for solar power generation twice.

dhp technology has developed the solar folding roof and produces it highly automated at the Zizers site. Together with partner dhp installs the solar folding roof and takes over the service and maintenance. The double use of an industrial area for solar power production without any restriction of this area is unique worldwide and possible thanks to its unique lightweight construction and patented folding mechanism. The solar folding roof establishes infrastructure-integrated photovoltaics.

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HORIZON solar folding roof at ARA in Davos, Graubünden and parking Jakobsbad-Kronberg, Appenzell, Switzerland

HORIZON – solar folding roof – the pioneering of infrastructure integrated solar power plants for the double use of industrial areas and car parks.


«Our vision is a modern energy supply that meets the requirements of the environment, society and the economy equally.»

Gian Andri Diem and Andreas Hügli

Founding partners and managing directors, since 2015



Eight solar folding roof projects completed by the end of 2020

We are very pleased: Six more HORIZON solar folding roof projects will be realized by the end of 2020, and a total of eight systems will be in operation in 2020. Projects already implemented or coming soon are ...

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