![[Upgraded] Backdraft Damper Draft Blocker, One-Way Airflow Duct Damper 4 Inch](/image/0ikAAeSw7udpWt6b/upgraded-backdraft-damper-draft-blocker-one-way-airflow-duct-damper-4-inch.jpg)
| Item Weight | 5.9 ounces |
|---|---|
| Package Dimensions | 4.37 x 4.33 x 4.02 inches |
| Size | 4 Inch |
| Color | Black |
| Material | Steel |
| Batteries Required | No |
| Date First Available | July 23, 2025 |
| Customer Reviews | 4.7 out of 5 stars |
| Item Length | 4.37 |
| Item Height | 4.02 |
| Item Width | 4.33 |
| Size Name | 4 Inch |
Check the listing for details. [Upgraded] Backdraft Damper Draft Blocker, One-Way Airflow Duct Damper 4 Inch. Color: Black, Condition: New. Listed at 19.22 USD.
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