Photo 1 of DIAXXH M-4DBT Automatic Dryer Vent Booster Fan 4 Inch, 200 CFM | Auto-Start | Quiet And Efficient, Dryer Duct Fan, Compatible With All Dryers (M-4DBT)

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Photo 1 of DIAXXH M-4DBT Automatic Dryer Vent Booster Fan 4 Inch, 200 CFM | Auto-Start | Quiet And Efficient, Dryer Duct Fan, Compatible With All Dryers (M-4DBT)Photo 2 of DIAXXH M-4DBT Automatic Dryer Vent Booster Fan 4 Inch, 200 CFM | Auto-Start | Quiet And Efficient, Dryer Duct Fan, Compatible With All Dryers (M-4DBT)