20″ Wall Mounted Shutter Exhaust Fan, Automatic Shutter, with 20 Inches
POWERFUL AIR VENTILATOR – 3368 CFM, 115V, 2.2A, 1/5 Horse Power, 980 RPM, Coverage up to 5000 square feet. Industrial ventilation fan with shutter. Corrosion-resistant with OSHA compliant wire guards.