Adjustable recessed base of a refrigerator or freezer

A cooling device unit for installation into a row of kitchen units, the cooling device having a door and a recessed base below said door, said recessed base being adapted to accommodate variable heights of said recessed base relative to a support surface of said cooling device and variable amounts of recession relative to said door, said recessed base including:

• a bottom, an upper base separating wall and a plurality of base side walls forming a ventilation channel therebetween;
• a cooling unit in said recessed base comprising at least one compressor, a condenser and a fan;
• an adjustable ventilation grille disposed at a front portion of said ventilation channel;
• to fixed inner wall sections in said ventilation channel;
• two side wall sections movably supported on respective said fixed inner wall sections, said adjustable ventilation grille being supported by said two side wall sections;
• wherein said fixed inner wall sections and their respective said side wall sections form a main air guide channel therebetween having an inlet at said ventilation grille and an outlet and said condenser is disposed in said main air guide channel;
• wherein said fan is disposed at said outlet of said main air guide channel;
• wherein said base side walls, and said fixed inner wall sections and their respective said side wall sections, form two partial flow channels guiding air from said main air guide channel in the opposite direction of said main air guide channel, said at least one compressor being disposed in the flow of air of said partial flow channels.