20'' Shutter Exhaust Fan 1500 RPM 3500 CFM for Home Attic Garage Louvered Vent
【High Performance】 Our Shutter Exhaust Fans are renowned for their powerful and efficient operation, running at 120V, 60Hz, with a speed of 1500 rotations per minute, and a remarkable capacity to cool and ventilate 3500 cubic feet per minute.