Hartzell Air Movement
Hartzell Air Movement manufactures industrial ventilation and heating equipment for direct sale and for original equipment manufacturers in North America. Its product roster includes propeller fans; exhaust, duct, and utility fans; roof and wall ventilators; gas and steam heaters; and special application products such as adjustable pitch fans, mine- and marine-duty fans and blowers, and special duty axial flow fans, as well as related parts.