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: 10.7|Voltage: 230/208 VAC|NEMA Plug Configuration: 6-30P|Height: 18 IN|Width: 23-5/8 IN|Depth: 25-1/2 IN|Weight: 117 Lbs|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.