Stainless steel front, sides, and back. Unique convection style heat circulation system for uniform heat in the baking chamber. Doors are counter balanced with heavy duty high tension spring. Heat control damper. Easily removable stainless flame diverters distribute burner flame uniformly. 300-650 degrees F. Combination gas control incorporating a manual gas valve, pilot safety and pressure regulator. Pressure for natural gas is 3.5" water column. 3/4" NPT gas connection located on left side and the left rear of oven. 1-1/2" ceramic baking decks. Ovens can be stacked three high with no wasted space between them. (CE approved units can only be stacked two high. 66"W x 52-1/4"H x 43"D. Limited one year warranty for parts and labor. 3/4" NPT gas inlet. 80,000 BTU. 1259 lbs. Shown with optional casters.