225B

Light Duty Aluminum Pressure Relief Backdraft Damper 580BD

Industrial Round Backdraft Damper D335

Aluminum Backdraft Damper D388

Galvanized Steel Round Backdraft Damper D389

Aluminum Round Backdraft Damper D390

Stainless Steel Round Backdraft Damper D503

Light Duty Stainless Steel Backdraft Damper GI850

Teardrop Design 4" Deep Aluminum Backdraft Damper PRI4

Heavy Duty Teardrop Design Formed Steel Blade Backdraft Damper PRI9

Teardrop Design Aluminum Blade Steel Frame 10" Deep Backdraft Damper PR55

Extruded Aluminum Backdraft Damper PR66

Galvanized Steel Intake or Discharge Backdraft Damper PRL

Light Duty Aluminum Pressure Relief Backdraft Damper