Design configuration is an important parameter to consider when specifying HVAC fans and blowers. There are three main choices: axial, bi-lobal or tri-lobal, and centrifugal. Axial fans include ...
The shafts mesh so tightly that backflow is prevented. Typically, bi-lobal fans and tri-lobal are used to recirculate gases in process equipment when environmental consistency is required. Centrifugal ...