Severe Duty Vane axial - Industrial axial fan with straitening vanes. Moderate efficiency with very light dust loading capability. Good medium pressure system ventilation fan. Primarily used to handle fume laden airstreams that require axial design. Higher pressure capability and efficiency than standard propeller fans. Auxiliary bearing tube ventilation fan available for elevated temperature capability. Alloy construction available for corrosive applications. Up to 210,000 CFM, static pressures to 5", temperatures to 600 degrees Fahrenheit.