Coenergia provides its customers with technical advice at the highest level for all products sold. Boasting many years of experience in the field of photovoltaics and a thorough knowledge of each reference of its catalog, the technical department Coenergia is able to suggest a case by case combinations of the best performing products. We provide a planning level support in the system design, in the search of the maximum exploitation of the installation of flaps and, more generally, in the plant optimization techniques.