Air-Flo Low Leakage Shutter Mount Exhaust Fans Provide Air Ventilation And Circulation For Applications Including Residential, Commercial, Industrial And More.
Air-Flo Low Leakage Shutter Mount Exhaust Fans were specifically redesigned to be low leakage to help minimize air and light leakage when the shutter is in the closed position. Results of independent lab tests showed that Air-Flo brand units shutter leakage was half of competitors designs. All units are made in the USA. Shutters regulate ventilation flow, prevent external air entry and deter intrusion for resistance to corrosive gases, vapors and pests. Dimensions vary per model.