Rheem® Smart Seed Sun Shade Tall Fescue Grass Seed Mix, Classic® Series, Model: 18AXJ, 208/230 V, 12.5 A, 2.88 kW, 60 Hz, 1 ph, 3 + Auto Fan Speeds, 21500 Btu/hr Heating, 17800 Btu/hr Cooling, 459 cfm Heating CFM Rating, 459 cfm Cooling CFM Rating, 10.9 EER Rating, 16 SEER, 8.5 HSPF, Inverter Compressor, R-410A Refrigerant, 1/2 in Suction Line, 20 A Fuse Rating, 53 dBA Heating Sound Level, 51 dBA Cooling Sound Level, Universal Mounting, 14 to 75 deg F Heating Operating Temperature, 0 to 115 deg F Cooling Operating Temperature, 13 in Overall Length, 35-1/2 in Overall Width, 32-3/4 in Overall Height