As diverse as kitchens can be, in practically every home where people set out to create the kitchen they truly want, the starting point is remarkably consistent. They start with Sub-Zero built-in refrigeration. Kitchens without compromise are, quite literally, built around Sub-Zero. Hand-built. Painstakingly tested. The only brand built with dual refrigeration (separate microprocessor-controlled cooling system for refrigerator and a freezer), keeping fresh foods fresher and preserving frozen foods longer.