Stainless steel grid and face. With a total BTU rating of 30,000 BTU's, through TWO brass burners, you can keep one pot warm while boiling in the other one. Each burner produces 15,000 BTU's which is higher than most indoor cooktops. All stainless frame and face with push-button electronic ignition. For slide-in cabinet installations. Cutout dimensions are 23 3/4" deep (front to back), 12 1/2" wide and 12" high. The optional insulating liner should be ordered for usage in a combustible cabinet. The cutout dimensions will be different. Specify Natural/Propane gas.