| EAN | 0752349625023 |
|---|---|
| MPN | 81923a7b-8362-428d-b64b-34db0f66e1ed |
| UPC | 752349625023 |
| Size | 4 Inch |
| Brand | FRESH SPEED |
Check the listing for details. 4 Inch Professional Backdraft Damper Shutter Connector Duct 4 Inch. Condition: New. Listed at 21.16 USD. EASY INSTALLATIONThe duct damper opens and closes automatically, allowing only one-directional airflow. The damper blades open only in the outflowing air direction when the shutter is installed. This also applies to vertical installation.
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