To open double hung windows, slide the lower sash upward and the upper sash downward. Ensure that the window tracks are clean and free of obstructions. If the sashes are stuck, gently tap the frame with a rubber mallet or use a lubricant to ease movement. Regular maintenance can prevent sticking and ensure smooth operation.

Open double hung windows by sliding the lower sash up and the upper sash down. Keep tracks clean and lubricated to prevent sticking. Regular maintenance ensures smooth operation.