This Garrison window-mounted air conditioner uses R-410A refrigerant to cool and heat rooms measuring 700 to 1,000 sq.  ft.  It includes a remote control for more convenient cooling and heating, as well as mounting hardware for easier installation. ^^Specifications|Cooling Performance (BTU/HR) :  18,500/18,200|Heating Performance (BTU/HR) :  16,000/13,000|EER :  9. 7|Voltage :  230/208 VAC|NEMA Plug Configuration :  6-30P|Height :  18"|Width :  23-5/8"|Depth :  25-1/2"|Weight :  113lbs. |Dehumidification Rate (PT/HR) :  3. 8^^Eco-Friendly^Using this air conditioner is better for the environment.  It meets UL-US and cUL certification standards. ^^Warranty Information^Included with this air conditioner are 2 limited warranties.  There is a 1-year limited warranty on the entire unit and a 5-year limited warranty on the unit's sealed system.