Windshield plenum assembly with integrated ventilation port

A plenum assembly for a vehicle, comprising:

• a plenum body and a plenum grid coupled to the plenum body, the plenum grid including a grid surface having a plurality of grid openings and a separation member extending from the grid surface toward the plenum body, the plenum body including a circular vent port integrally formed with the plenum body and including a dome formed from a side surface extending from the plenum body and a domed surface formed integrally with the side surface, the vent port including a plurality of edges defining a plurality of vent port openings in the side surface such that a flow of air passes through the vent port and through the plurality of grid openings in the grid surface;
• wherein the separation member surrounds the vent port such that a flow of heated air passes through the vent port and is separated from a flow of ambient air passing through the plenum grid.