Backdraft Dampers - Cesco

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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

580-BD

10" Deep Round Industrial Backdraft Damper

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

BA55

4" Deep Extruded Aluminum Backdraft Damper

BA55

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

BA66

4' Deep Galvanized Steel Backdraft Damper - Intake or Discharge

BA66

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

BAL

2" Deep Light Duty Aluminum Pressure Relief Damper

BAL

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

BIP4

4" Deep Heavy Duty Teardrop Blade Formed Steel Backdraft Damper

BIP4

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

BIP9

10" Deep Aluminum Teardrop Blade Backdraft Damper

BIP9

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

C225-B

2" Deep Light Duty Aluminum Pressure Relief Backdraft Damper

C225B

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

C335

2" Deep Aluminum Backdraft Damper

C335

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

C388

Galvanized Steel Round Backdraft Damper

C388

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

C389

Aluminum Round Backdraft Damper

C389

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

C390

Stainless Steel Round Backdraft Damper

C390

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

C503

2" Deep Light Duty Stainless Steel Backdraft Damper

C503

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

PC850

4" Deep Aluminum Teardrop Blade Backdraft Damper

PC850

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