- Industrial & Commercial Fans
- Schaefer Ventilation
- Circulation Fans
- Fixed Mount Circulation Fans
- Import Beater Circulation Fans
20" Economy Circulation Fan, 50 Hz, White Schaefers new made-in-America IB circulation fans reduce heat stress and improve air quality at an Import Beater price. These wall- and ceiling-mounted fans are designed to circulate large volumes of air in barns, greenhouses, factories and warehouses.