The water filter and air filters from Sub-Zero are $129 and apparently they ... I would not include a Subzero refrigerator.

Best luxury: Sub-Zero ... will vary by the refrigerator. Many of today's fridges have zero-clearance doors that open with little space. Allow at least a quarter inch on each side of the fridge.

See top performers in every style—including French-door fridges, built-in models, and mini-fridges—from such brands as Dacor, GE, LG, Samsung, and Sub-Zero There’s a refrigerator ...