Hon&Guan 4"/6"/8" Backdraft Shutter Damper Draft Blocker for HVAC Extractor Fan

Description: Description:【Quality Material】The draft blocker backdraft damper is made of a Galvanized steel, the Axis are made of aluminum, while the spring are made of carbon steel. Rugged and corrosion-resistant to keep you venting smoothly 【Innovative Features】The one-way airflow duct draft Stopper could Prevents cold wind and small bugs from entering the duct. Rubber ring ensures 100% closure and quietness 【Wide Applications】Duct back draft valves can be inserted into ventilation dryer vent hose ducts. Designed for use with range hoods, bathroom fans, kitchen and other home HVAC applications. 【Easy to Install】The backflow prevention valve is installed by pushing into the ventilation duct, either horizontally or vertically. When the disc is installed horizontally, the position of the spring should be horizontal so that the disc can be optimally opened and closed, and the same is true for vertical 【Lightweight Valve Wings】The backdraft shuttervalve 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. Package Included: 1 * backdraft damper Note:The size is manual measurement, there may be 5-10mm error. Please understand.

Price: 15.95 USD

Location: Ontario, California

End Time: 2024-11-14T08:59:46.000Z

Shipping Cost: 0 USD