Room system e.g. garage, for use by human, has solar roof unit with eaves gutter, gable, and heat exchanger plates, photovoltaic coating provided on plates as photovoltaic cells, where plates are connected by elbow seam joint

摘要

The system has a solar roof unit including eaves gutter, gable, ridge covering, and heat exchanger plates. The plates include upper and lower metal e.g. aluminium, high-grade steel, layers, and a photovoltaic coating is provided on the plates as photovoltaic cells. A elbow seam joint connects the plates. The plates heat the water and generates power, and a heat insulation is provided at the roof unit.