The LG Gas Cooktop has Sealed Burners with a Natural Gas Cooktop and five burners. Constructed of Heavy Duty Cast Iron and Stainless Steel, this 36 Inch cooktop has BTUs ranging from Left Front: 9,100 BTUs, Left Rear: 9,100 BTUs, Center 19,000 BTUs, Right Front: 12,000 BTUs, and Right Rear: 5,000 BTUs. The cooktop measures 21 11/16 D x 3 3/4 H x 36 W.Price: