hotLOGIX Humidified Holding Cabinet/Heater Proofer-HL4 Series,one compartment,full height,insulated,(36) 12" x 20" or (18) 18" x 26" pan capacity,3" fixed wire universal slides,(1) single pane tempered glass door,bottom-mount forced air heat with water reservoir,mechanical controls,aluminum construction,(4) 5" swivel casters (2 with brakes),ETL,ETL-Sanitation (RapidShip)