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Ideal support
for photovoltaic modules
on a flat roof


The ideal solution for large panels

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Ideal racking for solar panels on a flat roof

For more than a decade, Sun Ballast®‘s goal has been to make the work of designers and installers of photovoltaic systems easier and faster: this is why simplicity and quick assembly have been the distinguishing marks of all support systems since 2012. Unique, innovative and licensed solutions, which over the years have become a true reference for the entire industry.


No-Flex® is the innovative Sun Ballast system dedicated to large photovoltaic modules: a simple and effective solution, which guarantees maximum resistance to bending and wind and snow loads. With No-Flex the fixing points go from 4 to 6, the support parameters are respected and the quality of the system is guaranteed.

Flat roof structures

Sun Ballast® is equipped with a wide range of ballasts in many inclinations to meet the different installation needs of photovoltaic systems. The ballasts can be used to adopt different solutions such as east-west system, connect system, sail shaped system as well as standard and custom system.

Design Tool

Simple, quick and intuitive: with the Sun Ballast PV-design tool, designing your photovoltaic system becomes quick and easy! Thanks to the many functions you can customize the sizing of the modules, choose the accessory you prefer and share the complete documentation with our Technical Department directly from your smartphone.

Latest Projects Realized

Energia Spa - Milano, Italy

150 kWp


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Energia Spa

Milano, Italy

Sheeting roofs are very common, especially on flat roofs of warehouses and commercial establishments, and during the installation of photovoltaic systems this material requires some special precautions: in fact, the…
Powers-On - Belfort, France

3 kWp


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Belfort, France

Sun Ballast’s Sail system is one of the most widely used solutions for the realization of small photovoltaic systems: when the space dedicated to the installation is small, the Sail…
Altherr Gossau AG - Waldstatt, Switzerland

12 kWp

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Altherr Gossau AG

Waldstatt, Switzerland

This 12 kWp photovoltaic system was installed in Waldstatt, a small mountain village nestled in the Swiss Alps, not far from the Austrian border and a few kilometers from the…
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