LG, LCN188HV4, Ceiling Cassette Indoor Unit, Series: Multi F, 18500 Btu/hr Heating, 18000 Btu/hr Cooling, 208/230 V AC, 1 ph, 60 Hz Power Source, 460 cfm Flow Rate, 12.5 EER, 20.5 SEER, 10 HSPF, Twin Rotary Compressor, R-410A Refrigerant, 1/4 in Suction Line, 15.1 A Fuse, 52 dBA Sound Level, 164 ft Maximum Piping Length, Ceiling Mounting, 32-27/32 in H x 37-13/32 in W x 13 in D Dimensions