This 12,000 BTU Casement Air Conditioner is the very best built A/C ever made; special functions are: its 17" wide, constructed by LG for Kenmore Elite, manufactured in the in the USA and South Korea, inner lined with steel and bake light sturdy plastic (no Styrofoam), strong steel construction, no electronic devices, utilizes R-22 refrigeration (Freon) finest refrigerant ever produced and R-22 due to its chemical capabilities never looses its coolant and these equipments never ever leak, likewise temperature reading at the front was the coldest temperature level I've ever tape-recorded, -20.4 below no. This machine was disrobed radiators cleaned with A/C Alky-Foam and as all the images show the construction is fantastic, no aluminum, solid copper and no rust, huge energy reliable compressor and this device will cool 3 spaces in 10 min. New window Air Conditioner devices cool to around 10 (F) above (if your lucky) and loose their refrigerant due to R-134A is known to break down its capability to cool and never ever has it been as cold as R-22, likewise new window AC systems are made way to low-cost with circuit boards found in unguarded locations such as the front grill, Styrofoam housing, thin steel, impossible to clean tin foil radiators; essentially constructed to last 1-2 years only and are not repairable, likewise casement window Air Conditioner window units are no more made, so this one is unusual. These units were $800 brand-new & is much better than new. If you look close at the pictures you'll see its excellent building, developed to last forever, heavy task copper coils, steel radiators, & cleaned to perfection ... priced for a fast sale ... call Mike at .