Sub-Zero 36" built-in french-door refrigerator is equipped with an internal water dispenser. Dual refrigeration provides the ideal humid yet chilly conditions for fresh foods, along with dry, frigid air for frozen and convenience foods. A NASA-inspired air purification system scrubs the air of ethylene gas, bacteria, mold and viruses. And it has brighter LED lighting for better interior views, and a discreet interior water dispenser with filtration system. Capacity for this refrigerator is a generous 15.7 cu. ft. refrigerator, 5.3 cu. ft. freezer. Bottom line? Fresher, more delicious food for you, your family, your guests.