Ultra-Max 36", 120,000 BTU lava rock char-broiler is designed for high volume and reliability. Natural lava rock briquettes provide superior heat distribution and vaporize drippings.Whether itís steak, chicken, hamburger, shish kabobs or other menu items; Starís heavy-duty Ultra-Max char-broilers will fulfill your back-of-the house cooking requirements and more! Ultra-Max line of lava rock char-broilers feature welded steel frame construction with stainless steel side panels, front panel, bull nose, drip pan, splash guard, and grease trough. Char-broilers have heavy-duty full polycarbonate graphic panel. Burners every 6" with adjustable valves and standing pilot. Cooking surface consists of heavy duty, cast iron grates adjustable to flat or slanted positions. Heavy-duty legs are 4" high. Gas convertible in the field with conversion kit supplied with each char-broiler. Units are shipped Natural Gas. Includes one year manufacturers warranty.