Vehicle ventilation installation

The vehicle ventilation system (10) has an air duct (14) which consists of an air outlet port (20) and another air duct (16) arranged parallel to the former air duct. The latter air duct also has an air outlet port (22). A deflection unit (24) is provided which is arranged in flow direction behind the air ducts. The deflection unit joins directly at the two air outlet ports in flow direction and covers the whole area of the air outlet openings.