UBV belt drive upblast roof ventilators provide superior performance. These rugged, high quality industrial roof ventilators are constructed with a heavy duty welded steel base, galvanized butterfly exhaust damper section, and a spark resistant cast aluminum airfoil axial impeller. The UBV roof ventilator has its motor located outside the air stream and is ideal for hot or contaminated air streams. This aerodynamically efficient fan is available in diameters from 18″ through 60″, with capacities ranging to 61,000 cfm. UBV upblast roof ventilators are ideal for a variety of applications, including general ventilation, moisture-laden air, heat or smoke fumes, and mild contaminates in the air stream.
|Minimum cfm value required for opening damper blades|
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