Profile: Greenheck Fan Corp. is a manufacturer of ventilation equipment. We design, produce and market comprehensive line of ventilation products that include fans & ventilators, centrifugal & vane axial units, energy recovery ventilators, dampers, louvers, kitchen ventilation systems and laboratory exhaust systems. We provide a wide range of fan and ventilator products for commercial, institutional & industrial installations. Our fan & ventilator products are available for exhaust, supply, recirculate, filtered, process and gravity applications.