What’s HVLS Industrial Big Fan? HVLS is the first letters abbreviation of High Volume & Low Speed, which means large air volume and low -speed (50 ride minute) super large frequency conversion industrial fan.
D.Fans series industrial large fan is a new type of HVLS energy-saving super large industrial fan independently developed by Dawangfan based on the principle of aerodynamics.
W.FANS series industrial large fans are new HVLS energy-saving ultra-large industrial fans independently developed by Dawangfan based on PMSM technology.
