7 in. 2-Speed Twin Window Fan for Intake or Exhaust

The Lasko Twin Window Fan will keep you cool both day and night. Fits most windows (double-hung . casement or sliding) from 22 in. to 32 in. The expandable panels of this full assembled unit provide a custom fit for your window space. Fan can be positioned for intake or exhaust and the slim provide ensures that the outdoors are still within view. 1-year limited warranty.