Thissmaller low profile wind-poweredrotary roof ventilator for vans provides ventilation for vans, buses, dog vans, horse boxes, ambulances, 4x4s, boats etc. Thissmall van roof vent has been designed to protrude amaximum of 59.5mm above the vehicle's roof and low enough to fit under most roof mounted carrying racks, the 8 vaned air scoop rotates freely while the vehicle is in motion drawing out stale air.
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