External introduction duct for vehicles has front side flange that includes vertically movable component at peripheral portion of opening of dash panel

摘要

The external introduction duct (30) has a front side flange (31d) that supports the rear end of a bonnet (20), and a fixing flange (33d) that is connected to the peripheral portion of an opening (8h) of a dash panel (8) which separates an engine room (R1) and a compartment (R2). The front side flange has a vertically movable component at the peripheral portion of the dash panel opening.