Holmes Window Fan with with Twin 6-Inch Reversible Airflow Blades, White
Dual-blade operation for a powerful, cooling breeze
Two speed settings and manual-reverse airflow control
Water-resistant motors are safe to use during rainy weather
Designed to fit most double-hung and slider windows
Adjustable extender screen and extender panel help secure fan in larger windows
Ideal for large rooms up to 500 sq. ft.