Double tap image to zoom
![View 3 of [Upgraded] Hon&Guan 6 Inch Backdraft Damper, One-Way Airflow Duct Damper 6 Inch Ducting Insert Backflow Preventer Duct Draft Blocker](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1044005654%2FTKrWjg3ak2w9ns4uMowHW.jpeg?alt=media&token=8d64a9b3-3aee-485b-9842-d744a90a758a)
![View 1 of [Upgraded] Hon&Guan 6 Inch Backdraft Damper, One-Way Airflow Duct Damper 6 Inch Ducting Insert Backflow Preventer Duct Draft Blocker](https://images-na.ssl-images-amazon.com/images/I/61rL13ryoWL.jpg)
![View 2 of [Upgraded] Hon&Guan 6 Inch Backdraft Damper, One-Way Airflow Duct Damper 6 Inch Ducting Insert Backflow Preventer Duct Draft Blocker](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1044005654%2F18eyStdgShB13PSXAbONk.jpeg?alt=media&token=ca071ada-011e-4bc5-ab65-6a54adddaef5)