Air distribution system for the passenger compartment of a motor vehicle.

Conditioning air distribution system for the passenger compartment of a motor vehicle, in which the front doors (8) and the wall (14) of the roof panel are provided with openings (10, 12) and ducts (7, 15, 16, 26) adapted to canalise and distribute in succession in the passenger compartment of the motor vehicle the air flow coming from the aeration/conditioning devices.