Samsung Ducted Unit, DVM S Series, 18000 Btu/hr Cooling Capacity, 20000 Btu/hr Heating Capacity, 18000 Btu/hr Cooling, 20000 Btu/hr Heating BTU Rating, 208 to 230 V Voltage Rating, 1.4 A Amperage Rating, 60 Hz Frequency Rating, 1 ph Phase, 1095 cfm, 918 cfm, 706 cfm Rating, Horizontal Configuration, R-410A Refrigerant Type, 30 dB Low, 34 dB Medium, 37 dB High Sound Level, 15 A Fuse Rating, 1-1/16 in Connection, 3/8 in Liquid Line Size, 5/8 in Suction Line Size, 3 Number of Speeds, BLDC Motor Type, 0.2 in-WC External Static, Steel, Galvanized, 11-13/16 in H x 51-3/16 in W x 27-9/16 in D Dimensions, Air Handlers & Fan Coils Correct Item Group