Ducted Evaporative Cooler, Commercial Grade, 7,500 to 8,500 cfm, Average Coverage Area 2000 to 4000 sq ft, Drive Package With Motor Not Applicable, Drive Type Belt Drive, Pad Thickness 2 in, Number of Inlets for Outside Air Multiple Inlet, Not Applicable HP, 230V AC, Pump Voltage Not Applicable, Single Phase, Water Connection 3/8 in, Water Capacity 11 gal, Fill Type Water Connection Required