Standard Features: BB Hinged Solid Doors - Pass-Thru Back Bar Refrigerators Open Food Rated The Pass-Thru Back Bar Refrigerators with BB Hinged Solid Doors are designed for storing bottled beverages, packaged food, and open food items. These refrigerators come in two widths of 48" and 72" and have a base depth of 23". There are also shallow depth units available in two heights: 34" with a standard galvanized steel top for under shelf application and 36" when adapted with a 2" stainless steel top. The depth of these units is 23 1/2" from the face of the door to the opposite side of the cabinet. The handle projects 1/2". The interior of the refrigerators features incandescent lighting and two epoxy-coated shelves per section. The doors are field-reversible and have a 90° stay-open feature. The refrigerators also come with a galvanized sub top as standard, with the option to upgrade to a 2" stainless steel top. The hinged solid doors are self-closing and include a stay-open feature and lock. The interior of the refrigerators is made of stainless steel with radius corners, making it easy to clean and meeting NSF standards. The exterior of the refrigerators has a black steel finish as standard, with the option to upgrade to a stainless steel exterior. The refrigerators have a reinforced floor made from heavy-duty stainless steel to provide long-lasting service. The insulation is environmentally friendly foamed-in-place CFC and HCFC-free polyurethane, which enhances the structural strength of the cabinet and helps increase energy efficiency. The refrigeration system is fully accessible behind the grille to the right side of the cabinet and is 100% front breathing. It uses R134a refrigerant, which is CFC and HCFC-free for compliance with environmental safety concerns. Remote refrigeration models are also available. The refrigerators come pre-wired at the factory and are ready for connection to a 115/60/1 phase, 15 amp dedicated outlet. They come with an 8' long cord and plug set included. Some available options for these refrigerators include wire shelf dividers, 3" or 6" casters, 6" legs, and WINE models for temperature ranges of 40°F to 60°F.