POWERFUL AIRFLOW — The Transom AE Vornado window fan is a high-performance cooling window fan designed to draw fresh air from outside or work as an exhaust fan to remove stale indoor air. With powerful airflow and a weather-resistant casing, this household window fan ensures optimal ventilation and comfort, no matter the weather. ELECTRONICALLY REVERSIBLE — This advanced reversible window fan lets you switch airflow direction with one button — easily change from intake to exhaust mode to circulate fresh outdoor air or expel stale indoor air. It’s the ultimate quiet window fan and horizontal fan for maintaining a comfortable indoor environment. PERFECT LOW-PROFILE FIT — The Transom AE low profile window fan fits seamlessly into single- or double-hung windows 26”–40” wide, using the patented Soft-fit foam block system for a tight, secure seal. Perfect for any fan for window openings at least 8" tall, it’s one of the most versatile window fans with exhaust and intake on the market. CUSTOMIZABLE SMART COMFORT — With 4 speed settings, auto temperature control, and smart connectivity, this quiet window fan lets you control your comfort by voice, smartphone, or tablet via the Alexa app. Whether you need a household window fan or cooling window fan for total convenience, this model delivers next-level performance. IMPORTANT INSTALL INFO — Product dimensions are 7.16” tall x 26” wide x 5.73” deep. Window screen removal may be necessary depending on depth of your window. Can only be installed in horizontal position.