Power Exhaust, Voltage:460, Hertz:60, Phase:3, Horsepower:3, Airflow:Down, Low Leak Outside Air Damper, Water Entrainment Intake Filters, Centrifugal Blower With Belt Drive, Mounts Directly To The Return Air Compartment Of A Rooftop Package Unit, Dims:57"H 521/2"W 53"D, Weight:295 Lbs, Origin:USA