Sub-Zero 650/B is a built-in over-and-under refrigerator-freezer with a total capacity of 20.6 cu. ft. It features a dual refrigeration system, which assures superior food preservation and no odor transfer between the refrigerator and freezer compartments. The refrigerator compartment has 3 adjustable glass shelves, 1 stationary glass shelf, a high humidity compartment with dividers, an adjustable roll-out deli basket, 2 adjustable door shelves, and an adjustable dairy compartment.