Uniworld FW-1002DV Double Food Warmer This dependable and practical unit is made of heavy duty stainless steel.FW-1002DV is the Uniworld model with Drain Valve (see Model FW-1002 without drain valve)Includes Adapter Plate, 2 ea 8-Qt Inserts and Lids.Features adjustable temperature control to keep soup warm at desired temperature.Designed to distribute heat easily into well.Unit is insulated to protect interior parts and countertops from heat build up. Designed for easy cleaning and simple maintenance.ETL/NSF-8 Approved.