Black+Decker - 9 inch Dual Window Fan for Window Screen with 2 Speed Settings - Black

Transom is the result of a complete re-imagining of what a window fan should be. The air chamber abundantly draws fresh air from the outside in — or reverses electronically to exhaust stale air out. Powerful airflow circulation and comfort at half the height of conventional window fans, Transom is easy to install, blends elegantly into the space and preservesyour view. Transom seals off windows 26” to 40” wide with the patented Soft-fit System that provides a sleek, satisfying and snug fit from end to end, without having to remove your screen. Transom – a new kind of window fan.

The Electrically Reversible Twin Window Fan with Bluetooth from Lasko allows you to control your fan with your smart phone. Two independently controlled motors for intake, exhaust, or air exchange. Easily adjust the brightness of the easy-to-read digital display. The included thermostat senses room temperature and turns fan on or off to maintain comfort. Features an electronic 8-hour timer and 3 quiet speeds. This window fan includes expanding side panels for a safe custom fit in double hung, casement, or sliding windows sized 24 to 32 inches wide and 12 inches high or larger. Comes equipped with the Lasko Blue Plug, patented safety fuse technology. Fully assembled for window use.

Bring fresh air into your living space effortlessly with the Perfect Aire 2PAFW9 9-inch Twin Window Fan. Its twin fan blades provide powerful airflow, and with three speed settings, you can choose the perfect comfort level. This versatile fan can be changed with a toggle switch from fresh air intake to exhaust without removing it from the window. Its expandable accordion side panels ensure a secure fit.