Broan L100 High Capacity Polymeric Ventilation Fan, 109 CFM 6-Inch round duct connector 109 CFM 0.9 Sones (AMCA), 120V, 1.1 amps White Polymer Grille with 6-Inch round duct connector Low profile, white polymer or painted white enamel steel grille Single, impact-resistant centrifugal blower wheel 20 gauge galvanized steel housing and can be ducted horizontally or vertically - in-line ducting available with separate adapter