There are three main choices: axial, bi-lobal or tri-lobal, and centrifugal. Axial fans include propeller vans, vane axial fans, and tube axial fans. With these designs, the fan blade circulates ...
Tube Axial Fan Tube axial fans feature a cylindrical housing with a propeller type fan. Vane Axial Fan Vane axial fans feature a cylindrical housing with an outside diameter of blade tips that fit ...