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Hon&Guan Duct Damper 6 inch, Backdraft Damper One-Way Airflow Vent Damper Backflow Preventer for 6 Inch Duct.
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*Price and Stocks may change without prior notice
*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
- 7 Day Return Policy
- All products are genuine and original
- Cash On Delivery/Cash Upon Pickup Available
Hon&Guan Duct Damper 6 inch, Backdraft Damper Features
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【Material】Hon&Guan 6 backdraft damper and the flap leaves is made of a galvanized steel to withstand temperatures up to 140°F, the axis are made of aluminum, while the spring are made of carbon steel-2PCS.
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【Installation method】The 6 inch duct damper has an opening of 150 mm and a length of 88 mm. When installed horizontally, the springs should be positioned horizontally to allow for optimal opening and closing.
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【Wide applications】Back draught valves can be inserted into ventilation ducts which are flexible or non-flexible. Designed for use with range hoods, bathroom fans, kitchen wood stove and other home HVAC applications.
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【Lightweight valve wings】The valve wings open under the pressure created by the airflow; when the air flows in the opposite direction, it is automatically closed under the action of the spring, so as to cut off the flow.
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【Backdraft Shutter】Hon&Guan vent damper designed to improve ventilation by preventing air from re-circulating when the fans are not in use, rubber ring ensure 100% closure and quiet closing.
