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Fantech Spring Loaded Backdraft Damper for 4" Duct by Fantech
Product DetailsManufacturer: Fantech Product features: - Backdraft damper
- Galvanized steel collar
- Spring loaded for positive closure
- Lightweight aluminum damper blades
- Fits 4" Round Duct
Tools and Hardware Reviews of Fantech Spring Loaded Backdraft Damper for 4" DuctCustomer Review: Easy to install Summary: 5 StarsInstalled it into my vent system and now I have no more backdraft.
Description of Fantech Spring Loaded Backdraft Damper for 4" DuctBackdraft damper with galvanized steel collar and lightweight aluminum damper blades. Spring loaded for positive closure.
Fits 4" Round Duct
Ducting Tools
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