Twin City Fan & Blower (TCF and Aerovent) is an industry leading designer and manufacturer of high quality commercial and industrial fans. Manufacturing facilities are located in the United States, Singapore, India, China and the Czech Republic. Our extensive product line includes centrifugal fans and blowers, axial fans, power roof ventilators, fiberglass fans and make up air units. Units range in size from 1/4 HP exhaust fans to 8000 HP heavy industrial units. For the commercial market, TCF supplies ventilation fans for retail and office buildings, restaurants, schools, hospitals and government buildings. Industrial fan applications include air and material handling, air cleaning, ventilation, cooling, heating, combustion air supply, air pollution control, filtration and drying systems, fume hoods, spray paint booths and exhaust systems. Special materials, construction, coatings and accessories are available to fit any application requirements.