| Brand | UNBRANDED |
|---|---|
| Type | Ducted |
Check the listing for details. Neverest® RKI 4“ - Backdraft Damper Shutter Inline for 4 Inch Dryer Duct for Ret. Condition: New. Listed at 23.99 USD. ⚙️ PRODUCT FEATURES The backflow damper RKI opens and closes automatically. It has a strong spring and can be installed either horizontally or vertically. ⚙️ PERFORMANCE Duct draft stopper prevent cold air or wind from entering the ventilation pipe.
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