Manufactured in the U.S.A. Le Griddle uses high tech manufacturing from the aircraft industry. The factory is dedicated to provide only the highest quality products to ensure the best griddles. The patented design combines 304 stainless steel and cast iron for the best heat distribution and food contact. The special cast-iron plate is ultra-resistant allowing for no rust, discoloration or distortion at the cooking surface. The cast iron plate absorbs the heat, then transfers it to the stainless steel cooking surface allowing for perfect heat distribution throughout the surface, therefore reducing energy consumption and, creating a perfect cooking experience. Gas Type: ​Natural Gas (propane orifice included to convert to propane) Burners: 1 Stainless U-Shape Burner Cooking Surface Size: 16" wide X 15-3/4" deep 304 Stainless Steel Construction 304 Stainless Steel Cooking Surface with Cast-Iron Base Plate 304 Stainless Steel Freestanding Cart Included Dual Fold-Down Side Shelves (Each shelf can hold up to about 20lbs). 4 Swivel Wheel Casters, 2 Locking Battery Operated Ignition System Gas Valves with Safety Shut Off Thermocouples NG Quick Disconnect Kit Included - GHK144