Frigiking Residential Evaporative Cooler/Less Motor (Motor Not Included), Airflow:Side Draft, Cfm:5500-6500, Water Supply Line:1/4" O.D, Drain Size:3/4 Male Hose Thread, Blower Wheel Dims:17-7/8"W X 19-1/8"Dia, Pad Frame Dims:37"H X 31"W, Supply Dims:19-7/8"H X 19-7/8"W, Dims:42-1/4"H X 37"W X 37"D, Weight:180, In Mfg Box, Made in USA. Motor Not Included