Centrifugal, in-line, curb mount, backward inclined wheel, laboratory exhaust unit. Unit has a minimum height of 10 feet with a discharge nozzle optimize for specific outlet velocity requirements. Economical choice for high school or community college laboratories or light industrial application where odors and contaminates need to be discharged away from intakes. Can be installed with mixing box arrangements for single fan or multiple fan and (N + 1) operation. Available with optional hurricane (NOA) certification.


  • Full welded wheel and housing
  • Lifting lugs
  • Cast regreasable bearings
  • Nozzle design to meet a specified outlet velocity requirements
  • Standard construction meets AMCA Type ‘B’ & ‘C’ spark resistant construction
  • 10 foot unit design rated for 125 MPH without guy-wires
  • Available with isolation mixing box for damper installation
  • Mixing boxes available and can be arrayed for multiple unit installation
  • Stainless steel shaft and hardware


  • Housing Material: Steel
  • Finish: Phenolic Epoxy Powder with UV topcoat
  • Ventilator Type: Fan
  • Impeller: Centrifugal
  • Bearings: L-50, over 200,000 hours


  • Mounting: Roof (Curb Mount)
  • Drive Type: Belt Drive
  • Motor: AC
  • Class: 1
  • Max Operating Temp (Standard Construction): 180°F
  • Speed Control: VFD, SimpliDrive
  • Flow: Exhaust

Accessories & Vari-Flow Controls