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Backdraft Dampers

One-way flow control without an actuator. Backdraft dampers open and close automatically with airflow. Choose from square, rectangular, and round models.

Products 13

Products

225-B

2" Deep Light Duty Aluminum Pressure Relief Backdraft Damper

Arrow - 225B

225B

  • Maximum Velocity (FPM): 1000 fpm
  • Max Static Pressure: 1 .in w.g. @ 1000 fpm
  • Pressure Drop: .14 in. w.g. @ 1000 fpm
  • Material Options: Extruded Aluminum 6063 Alloy
  • Blade Type: Single Thickness Blade
  • Blade Action: Parallel
  • Pressure Drop: .14 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 1000 fpm (FPM)
  • Temperature Rating (°F): -40 °F to 180 °F
More Info

580-BD

10" Deep Round Industrial Backdraft Damper

Arrow - 580BD

580BD

  • Maximum Velocity (FPM): 6000 fpm
  • Max Static Pressure: 8 .in w.g. @ 1000 fpm
  • Pressure Drop: < .1 in. w.g. @ 1000 fpm
  • Material Options: 304 Stainless Steel, 316 Stainless Steel, or Fabricated Steel
  • Blade Type: Single Thickness Blade
  • Blade Action: Single
  • Frame Shape: Round
  • Pressure Drop: < .1 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 6000 fpm (FPM)
  • Temperature Rating (°F): 200 °F
More Info

D335

2" Deep Aluminum Backdraft Damper

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D335

  • Maximum Velocity (FPM): 3000 fpm
  • Max Static Pressure: 1 .in w.g. @ 1000 fpm
  • Pressure Drop: .35 in. w.g. @ 1000 fpm
  • Material Options: Extruded Aluminum 6063 Alloy
  • Blade Type: Single Thickness Blade
  • Blade Action: Parallel
  • Frame Shape: Rectangular
  • Pressure Drop: .35 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 3000 fpm (FPM)
  • Temperature Rating (°F): -40 °F to 190 °F
More Info

D388

Galvanized Steel Round Backdraft Damper

Arrow - 388

D388

  • Maximum Velocity (FPM): 3000 fpm
  • Max Static Pressure: 1 .in w.g. @ 1000 fpm
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Material Options: Galvanized Steel
  • Blade Type: Single Thickness Blade
  • Blade Action: Single
  • Frame Shape: Round
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 3000 fpm (FPM)
  • Temperature Rating (°F): -35 °F to 180 °F
More Info

D389

Aluminum Round Backdraft Damper

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D389

  • Maximum Velocity (FPM): 3000 fpm
  • Max Static Pressure: 1 .in w.g. @ 1000 fpm
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Material Options: Extruded Aluminum 6063 Alloy
  • Blade Type: Single Thickness Blade
  • Blade Action: Single
  • Frame Shape: Round
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 3000 fpm (FPM)
  • Temperature Rating (°F): -35 °F to 180 °F
More Info

D390

Stainless Steel Round Backdraft Damper

Arrow - 390

D390

  • Maximum Velocity (FPM): 3000 fpm
  • Max Static Pressure: 1 .in w.g. @ 1000 fpm
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Material Options: 304 Stainless Steel, or 316 Stainless Steel
  • Blade Type: Single Thickness Blade
  • Blade Action: Single
  • Frame Shape: Round
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 3000 fpm (FPM)
  • Temperature Rating (°F): -35 °F to 180 °F
More Info

D503

2" Deep Light Duty Stainless Steel Backdraft Damper

Arrow - 503

D503

  • Maximum Velocity (FPM): 1000 fpm
  • Max Static Pressure: 1 .in w.g. @ 1000 fpm
  • Pressure Drop: .25 in. w.g. @ 1000 fpm
  • Material Options: 304 Stainless Steel, or 316 Stainless Steel
  • Blade Type: Single Thickness Blade
  • Blade Action: Parallel
  • Frame Shape: Rectangular
  • Pressure Drop: .25 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 1000 fpm (FPM)
  • Temperature Rating (°F): -40 °F to 180 °F
More Info

GI850

4" Deep Aluminum Teardrop Blade Backdraft Damper

Arrow - 850

GI850

  • Maximum Velocity (FPM): 1000 fpm
  • Max Static Pressure: 8 .in w.g. @ 1000 fpm
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Material Options: Extruded Aluminum 6063 Alloy, or Galvanized Steel
  • Blade Type: Tear-Drop
  • Blade Action: Parallel
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 1000 fpm (FPM)
  • Temperature Rating (°F): -40 °F to 190 °F
More Info

PR55

4" Deep Extruded Aluminum Backdraft Damper

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PR55

  • Maximum Velocity (FPM): 1000 fpm
  • Max Static Pressure: 4 .in w.g. @ 1000 fpm
  • Pressure Drop: .14 in. w.g. @ 1000 fpm
  • Material Options: Extruded Aluminum 6063 Alloy
  • Blade Type: Single Thickness Blade
  • Blade Action: Parallel
  • Pressure Drop: .14 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 1000 fpm (FPM)
  • Temperature Rating (°F): -40 °F to 190 °F
More Info

PR66

4' Deep Galvanized Steel Backdraft Damper - Intake or Discharge

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PR66

  • Maximum Velocity (FPM): 3000 fpm
  • Max Static Pressure: 4 .in w.g. @ 1000 fpm
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
  • Blade Type: Single Thickness Blade
  • Blade Action: Parallel
  • Frame Shape: Rectangular
  • Pressure Drop: .05 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 3000 fpm (FPM)
  • Temperature Rating (°F): -30 °F to 180 °F
More Info

PRI4

4" Deep Heavy Duty Teardrop Blade Formed Steel Backdraft Damper

Arrow - 400

PRI4

  • Maximum Velocity (FPM): 2500 fpm
  • Max Static Pressure: 10 .in w.g. @ 1000 fpm
  • Pressure Drop: .67 in. w.g. @ 1000 fpm
  • Material Options: Galvanized Steel
  • Blade Type: Tear-Drop
  • Blade Action: Parallel
  • Frame Shape: Rectangular
  • Pressure Drop: .67 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 2500 fpm (FPM)
  • Temperature Rating (°F): 180 °F
More Info

PRI9

10" Deep Aluminum Teardrop Blade Backdraft Damper

Arrow - 900

PRI9

  • Maximum Velocity (FPM): 1000 fpm
  • Max Static Pressure: 4 .in w.g. @ 1000 fpm
  • Pressure Drop: .075 in. w.g. @ 1000 fpm
  • Material Options: Galvanized Steel
  • Blade Type: Tear-Drop
  • Blade Action: Parallel
  • Pressure Drop: .075 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 1000 fpm (FPM)
  • Temperature Rating (°F): -30 °F to 190 °F
More Info

PRL

2" Deep Light Duty Aluminum Pressure Relief Damper

Arrow - 500B

PRL

  • Maximum Velocity (FPM): 1000 fpm
  • Max Static Pressure: 1 .in w.g. @ 1000 fpm
  • Pressure Drop: .075 in. w.g. @ 1000 fpm
  • Material Options: Extruded Aluminum 6063 Alloy
  • Blade Type: Single Thickness Blade
  • Blade Action: Parallel
  • Frame Shape: Rectangular
  • Pressure Drop: .075 in. w.g. @ 1000 fpm
  • Maximum Velocity (FPM): 1000 fpm (FPM)
  • Temperature Rating (°F): -40 °F to 180 °F
More Info