24 Jul Dayton 4Yc86 Axial Downblast Roof Exhaust Fan W/ Drive Pack, 550 Cfm, 1/8 Hp,
This vent is designed to be installed on the roof of your building to help remove hot and humid air, and replace it with fresh air. The vent has a spun aluminum housing, and it also has an aluminum propeller for durability and efficient performance....