Aerocool Commercial Industrial Series Evaporative Cooler/Less Motor (Motor Not Included) and Section, Airflow:Down Draft, CFM:470-9875, Water Supply Line:1/4" O.D, Drain Size:3/4" Male Hose Thread, Blower Wheel:24"W X 24"Dia, Pulley:Single Groove 13"Dia, Pad Frame Dims:8", 12", or 4X4 High Density Media (Sold Separately), Supply Dims:26-7/8"H X 27"W, Dims:49"H X 49"W X 49"D, Weight:300, In Mfg Packaging, Made In USA. Product Requires One Wet Section (Not Included), Less Motor (Motor Not Included)