Hon&Guan 6 Inch Backdraft Damper, One-Way Airflow Duct Damper 6 Inch Ducting Insert Backflow Preventer Duct Draft Blocker

The 6 Inch Draft Blocker Backdraft Damper is a must-have for any homeowner looking to keep their ventilation system running smoothly and efficiently.

Made of high-quality materials, this backflow prevention valve is designed to prevent cold wind and small bugs from entering the duct, ensuring that your home remains warm and comfortable.

The one-way airflow duct draft stopper is easy to install and can be inserted into ventilation dryer vent hose ducts, making it a versatile solution for range hoods, bathroom fans, kitchen, and other HVAC applications.

With its lightweight valve wings that open under the pressure created by the airflow and close automatically when the air flows in the opposite direction, this backdraft shuttervalve is a reliable and effective way to keep your home's ventilation system running smoothly.

Don't let drafts and debris disrupt your home's comfort - get the 6 Inch Draft Blocker Backdraft Damper today!