The Glo-Ray® Heated Shelf is a free-standing shelf that is 18" wide and 6" deep. It features an adjustable thermostat, an aluminum base, and a stainless steel top. It is cUL, UL, UL EPH Classified, and ANSI/NSF 4 certified. This heated shelf has a blanket-type element that provides uniform heat distribution. It also has fiberglass insulation to keep the heat at the holding surface. The built-in adjustable thermostat allows you to control the surface temperature. The shelf comes with a 72" cord and plug attached. The Glo-Ray® Blanket Heating Elements are warranted against burnout for one year. The shelf is made with an extruded aluminum base and a stainless steel top. It is available in widths ranging from 18" to 72" and depths ranging from 6" to 25.5". The standard legs for units that are 36" or wider are 4" legs, while units that are 30" wide and under have 1" legs. There are also various options available at the time of purchase, including different designer colors for the top surface and a hardcoated surface instead of stainless steel for certain models. Accessories for the shelf include a slant leg kit for deeper models, adjustable legs, and a pan rail for 19.5" models. Pan rails are available in 2-pan, 3-pan, 4-pan, and 5-pan options.