Ortech BDA-5 Back Draft Damper for Airflow Control In Ventilation System
SKU bda-5
Special Price $13.60 Regular Price $16.99
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For mounting between ducts
The damper is installed by sliding between two ducts
Capable of functioning in both horizontal and vertical positions
When mounted, damper prevents back draft when the fan stops; temperature usage up to +50ºC
Aluminum blades will open when blades are exposed to pressure and will shut again when pressure drops
Its mechanical spring is sealed with a rubber (neoprene) gasket, which helps opening and shutting of the aluminum blades
| Duct Diameter | 4.87" |
|---|---|
| Dimensions | 3.43"H |
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