No. A window air conditioner needs to have an exhaust hose that goes out the window. If you put it in a room without windows, the hot air will just recirculate in the room and make it even hotter.

No. A window air conditioner needs to have an exhaust hose that goes out the window. If you put it in a room without windows, the hot air will just recirculate in the room and make it even hotter.