Profile: Fantech, Inc develops air movement products. We specialize in air movement/ventilation field. Our product line comprises of inline duct, dryer booster, exterior, exhaust, axial and radon fans. We offer heat recovery ventilators, energy recovery ventilators, air curtains, grillers and dampers. Our RVF Series fans is an exterior mount fan that is designed for installation on outside walls. Our air curtains are specifically designed to prevent the loss of cool or conditioned air and the entry of hot contaminated air.