4 Inch Round Soffit Vents and 4 Inch x 8 FT Dryer Vent Hose with 2 Clamps 8 to 6 Inch Installation for Duct Fan Serves

Installation for  Duct Fan Serves as the flexible link between an Hon&Guan inline duct fan and existing ductwork

CFM Calculator

4 Inch Backdraft Damper Carbon Filter Filters out odors and harmful particles

3 Inch Duct Connector Backdraft Damper Prevents reverse airflow and ensures air only flows in the desired direction

1 of Hon&Guan 6 Inch Inline Booster Duct Fan with Speed Controller - 345 CFM Airflow with 19

4 Inch Round Soffit Vents and 4 Inch x 8 FT Dryer Vent Hose with 2 Clamps 8 to 6 Inch Installation for Duct Fan Serves1 of Hon&Guan Soffit Vents 4 Inch, Round Vent Cover Air Vent with Built in a Fly Screen for Bathroom Exhaust Vent Office Home (100mm) $9. 99 Hon&Guan 4'' dryer vent cover is made of high quality ABS. Diameter 100mm, sleeve height 75mm. Hon&Guan extractor vent outlet has a fine mesh to prevents damage to your home and a weather seal to prevent unwanted leaks and drafts. Panel and black sleeves are detachable, easy to clean and maintain. Wall mounted or