VENT DEVICE FOR A VEHICLE CAB

A vent device for passage of an air flow from inside of a vehicle cab to the outside, the vent device comprising a main body having an inlet side, an outlet side and one or more air passages; an outer protection plate connected to the main body, wherein air flowing from the main body is directed to the outside via the outer protection plate, the vent device further comprising one or more main flaps, where each main flap is associated with a corresponding air passage, wherein each main flap is arranged to be moveable between a closed position and an open position wherein each main flap is configured to move from the closed position to the open position when the air pressure inside the cab is higher than outside the cab.