Frequently asked questions about HVLS fans(large industrial/commercial/PMSM fans) and air coolers with explanatory links.

Should an HVLS fan have winglets like an airplane?

Yes, HVLS fans should have winglets. These are not for aesthetics, but they make the fan appealing as well. Their purpose is to improve aerodynamics. It helps to reduce turbulence. RTFANS all HVLS models have winglets to provide better performance. It also reduces energy loss and makes the fan more stable.

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