The present invention relates to a device for the recovery of air (13) provided with a control device of the air flow rate of the type comprising: - an air conduit defining an air intake orifice in a direction of circulation of air, - a valve (36) of the air pipe, which is movably mounted relative to the pipe between a rest position and a closed position of at least part of the pipe, - a return means of the shutter (36) to its rest position, - a flap (50) for actuating the valve (36), offering a wall exposed in the direction of circulation of air, characterized in that the flap of actuation (50) is outside the air pipe.
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