The KitchenAid KSF22C4CYY 22.0 CuFt Side-By-Side Refrigerator features the FreshChill™ Temperature Management System. It helps maintain temperatures and ensures proper air flow throughout the refrigerator and freezer. The AquaSense™ In-Door-Ice® System adds usable freezer space with an ice bucket that mounts inside the door and is easily removed for serving. Its FreshVue™ Door Bin gives you a crisper in the door, helping to lock in humidity to help keep items fresh as well as keeping them separate from other items in the refrigerator. The AquaSense™ Base-Grille Filtration System - Filtered by PUR® helps reduce contaminants from tap water and is conveniently located on the base grille to maintain usable refrigerator space.