In urban centers the presence of condominiums is very common where the portions of the roof in which it is possible to install photovoltaic systems have very limited spaces. But this does not prevent the installation of Sun Ballast structures, and our technical department, thanks to the experience gained over the years, will be able to recommend the right structure for photovoltaic systems to use to maximize power with a small footprint and low weight. Exactly as he did for the client Biotech Energia to which he suggested the choice of the 5 ° Sail System, perfect for avoiding the clutter and shadows that often occupy the roofs and having, at home, a domestic system that produces renewable energy for your home.