SINGLE SIDE SWING DOORS WITH PRESSURE TYPE LATCHES. HEATING ELEMENTS AND THE BELT DRIVEN CIRCULATING FAN ARE MOUNTED ABOVE THE WORK CHAMBER IN A SEPARATE AREA. HEATED AIR IS CIRCULATED HORIZONTALLY IN THE WORK CHAMBER. AN AIRFLOW SWITCH MONITORS THE CIRCULATED AIR AND WILL TERMINATE POWER TO THE HEATING ELEMENTS IN THE EVENT OF FAN FAILURE. THE OVEN INTERIOR IS 304 STAINLESS STEEL WITH (3) SETS OF SHELF BRACKETS. EXTERIOR IS PAINTED SLATE GRAY.