The Comfort Zone VIPRB-CZ319WTWM is a twin window fan measuring 22.6 inches wide by 5.7 inches deep by 11.3 inches tall. Designed to fit standard double-hung windows, this white fan features dual fan blades that can be set to bring in fresh air, exhaust stale air, or run independently for customized ventilation. Item is in like-new, in-box condition with no reported damage or missing components. An energy-efficient alternative to air conditioning for mild weather cooling.