Flexible Design Allows Built-In Or Freestanding Use In 20" Wide SpacesFactory Installed Lock Provides Security You Can Count OnSave Time And Energy With Low Maintenance Automatic DefrostDoor Can Accept A Full Overlay Panel For A Seamless Look That Blends Into CabinetryJet Black Exterior With Adjustable Glass Shelves Included Accucold By Summit Appliance Offers A Wide Range Of Undercounter All-Refrigerators For General Purpose Storage. The Ff521Blbi Series Features High Performing 20" Wide All-Refrigerators Designed For Built-In Use Under Counters. The Ff521Blbiif Features A Full 4.1 Cu.Ft. Capacity. This Jet Black Refrigerator Includes A Factory Reversible Door With An Easy-To-Clean Flat Interior Liner. An Integrated Door Frame Lets Users Mount Full Overlay Panels For A True Customized Look, With A Factory Installed Lock Located At The Top Of The Door For Convenient Security. Designed For Built-In Use, The Ff521Blbiif Can Also Be Used Freestanding. Inside, This Auto Defrost Refrigerator Includes Three Adjustable Glass Shelves. A Bottom Crisper Drawer Offers Added Storage Options. Additional Features Include An Adjustable Thermostat And A Switchable Interior Light. At Just 20" Wide, The Ff521Blbiif Is Ideal For Any Space In Need Of Reliable Refrigeration And Can Be Perfectly Matched With Our Fs408Blbiif All-Freezer.