WDR-53 : Round Backdraft Damper
WDR-53 : Round Backdraft Damper
The WDR-53 round backdraft damper delivers dependable backflow prevention with flexible installation options. Designed for horizontal mounting (vertical airflow up or down) or vertical mounting (horizontal airflow), it adapts easily to your system layout. Blades open automatically with airflow pressure differential and close with spring assistance when airflow stops, helping prevent reverse flow without the need for motors or controls. Simple, reliable operation makes the WDR-53 a practical solution for a wide range of HVAC applications.
Product Highlights
| Airflow Direction |
Vertical Up
Vertical Down
Horizontal
|
|---|---|
| Blade Material |
Aluminum
|
| Frame Material |
Galvanized Steel
|
| Maximum Pressure Rating (in. wg.) |
3
|
| Maximum Velocity (fpm) |
2,000
|
| Mounting Orientation |
Horizontal
Vertical
|
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