Looking for a way to cool your home efficiently? A twin window fan makes an affordable alternative to air conditioning and is ideal for hot summer nights, as well as for ventilating your living space. These clever fans fit neatly into your window frame and can be positioned to face inwards or outwards. This means that not only can they pull in colder air from outside, but they can also expel hot, stuffy air from inside the home to help create a cool, fresh-air feeling. Discover a wide selection of twin and reversible window fans at Lasko, including fans with a built-in thermostat for all-night comfort, electronically reversible fans (so that you don’t need to turn them around manually), and fans with Storm Guard® technology for weather-resistance and peace of mind.