HTOD-330

The HTOD-330 heavy duty industrial tornado damper protects against tornadoes and sudden pressure changes. This model has a double-flanged frame with single thickness fabricated blades.

  • Closes in the same direction as normal airflow
  • Pressure: Up to 83 in. wg
  • Velocity: Up to 6400 fpm
  • Temperature: -40°F to 250°F
  • Pressure Rise or Decrease: 3 psi