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Fiberglass Upblast Centrifugal Roof Ventilator, Belt Driven


The WAB Fiberglass Centrifugal Roof Ventilator is specifically designed for applications requiring the exhaust of chemical fumes or cooking grease where the removal away from the roof line is required. This unit is ideal for use with ducts, hoods, or canopies over interior work areas. The WAB is also used in natatoriums, aquariums, indoor swimming pools, laboratories, waste water treatment plants, and any other area where corrosive fumes present a problem.

Sizes (wheel diameters)

  • 14.5 to 40 inches (370 mm to 1,020 mm)


  • Airflow to 21,500 CFM (36,500 m3/hour)
  • Static pressure to 2 inches w.g. (500 Pa)