This would satisfy 78.89% of all energy needs, and would signify an external energy dependence of only 21.02%. Even this figure could be vastly improved if energy efficiency was increased and energy consumption was reduced. This seems
to indicate that energy sustainability of residential dwellings in Andalusia is totally viable if the measures proposed in this study are taken.This research clearly shows the importance of the design of roof-mounted elements when it comes to optimizing energy production.