This MHP propane gas grill features a high profile stainless steel lid with solid aluminum end-caps for greater stability, 433 1/2 square inches of primary grill area (642 total area including stainless warming rack), 40,000 BTU stainless H-type dual burner, 5/16 inch 2-piece stainless rod cooking grids and electronic ignition. Includes commercial grade stainless enclosure sleeve to encompass the grill head for a neater and more of a finished look to the built-in installation. Opening required: 27 1/2 inches wide x 18 inchs deep x 11 inches high