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HB-230

The HB-230 is a heavy duty industrial backdraft damper. It has a double flanged channel frame and fabricated airfoil blades.

  • Pressure: Up to 13½ in. wg (3.4 kPa)
  • Velocity: Up to 5150 fpm (26.2 m/s)
  • Temperature: -20°F to 250°F (-29°C to 121°C)
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