13/10/2026
What are the most common mistakes people make when sizing an industrial fan?
According to David, it usually comes down to underestimating or overestimating the pressure a system needs.
Every system is different. Taking the time to understand the duty properly helps ensure the fan is correctly selected for the job.
In the latest Ask David video, David Fehily explains the three sizing mistakes he sees most often.
Have a fan question for David? Let us know in the comments!