This LG Electronics 9,500 BTU Casement Window Air Conditioner with Remote is perfect for casement and horizontal windows, capable of fitting window openings 15-1/2 in. wide and 21 - 41 in. high. With 4-way air direction and multiple fan and cooling settings, you can keep your space as cool as you want, easily and efficiently. The unit can cool approximately 450 sq. ft., and comes with a handy remote so you can adjust settings from anywhere in the rooms.