Durabuilt 4-in dia Plastic R2 Exhaust Dryer Vent Hood

Contains 1 base, one 4 in. dia. 10 in. long tube and 1 face plate. Louvered vent design allows constant air circulation. Adjustable receiving channel accommodates siding from 3/4 in. to 1-1/4 in. deep. Louvered vent design allows constant air flow.