6 Inch Backdraft Damper, Draft Blocker Draft Stopper, One-Way Airflow Ducting Insert, Inline Fan Vent Deflector

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6 Inch Backdraft Damper, Draft Blocker Draft Features

• 1. The backdraft damper is made of galvanized steel, the flap leaves are made of aluminum, and the axle and spring are made of stainless steel.

• 2.Internally sealed with foam to prevent rattling when the flap blades opens and closes, and provides extra air tightness

• 3. The backflow damper opens and closes automatically, allowing only one-way airflow. Horizontal or vertical installation, insert the backflow flap directly into the ventilation duct to be able to open and close optimally

• 4. Dampers are widely used in air conditioners (AC), range hoods, dryers, exhaust fans, blowers, vents and other applications

• 5. Sufficiently flexible, while sufficiently stiff. Exactly as pictured the material isn’t cotton but it is soft and sturdy enough that you won't tear it accidentally.

About 6 Inch Backdraft Damper, Draft Blocker Draft