N600 Refrigerator - Lower Door Panel - BlackBlack Lower Door Panel by NORCOLD These Decorative Door Panels for Norcold refrigerators can be used to replace existing door panels or in a new replacement refrigerator. These door panels will bring a modern sleek look to your old refrigerator or be the finishing touch on a new one. The right door panel can really improve the look of your RV. The Chart below is the part numbers of door panels for popular Norcold refrigerators. Set (Black Acrylic)