Adustable plastic ventilators for use as fresh air intakes or air exhausts. Easily installed in plastic windshield or metal cowling.

Model A-2-100 Mounts in a 2" dia. opening. Can be turned to provide any degree of ventilation. The "Off" position is with the opening downward.
Model CC3251 Mounts in a 3-1/4" dia. opening. Rotates to provide any degree of ventilation. Retracts to a closed position nearly flush with the mounting surface.