This is absolutely the way. And mosquito weather tends to be fan weather anyway! Works pretty well for ventilating enclosed spaces, too—just make sure the fan

This is absolutely the way. And mosquito weather tends to be fan weather anyway! Works pretty well for ventilating enclosed spaces, too—just make sure the fan points inward, pumping positive pressure into the space, so there’s a steady outward flow from the rest of the door/window/whatever.