heat exchanger of the mechanical ventilation system. The choice of positioning the bedrooms on an upper floor has been taken because of the building shape resulted from the sloped roof. In fact, the initial decision of inserting one big pitched roof developed a huge high on the northern side of the building, allowing to create a mezzanine that could be used as evening area. The space below the roof provides accommodation for the mechanical ventilation in both case studies as well as the pv's inverter and the solar collector's tank. |