In case that a blower unit (3) and a air conditioning unit (4) are attached to a instrument panel member (7) in a instrument panel (2), at least one of first connecting portion (46) to be attached to the instrument panel member (7) that is disposed at uppe...

A receiving recess groove for a waterproof member is formed on a separation surface of a bottom portion in a unit case (2) of a vertical-split type constituted by at least two case members (10,20) having the separation surface, along the separation surface...