The Premier 36 in. Freestanding Spark Ignition, Gas Range is cooking... on a grand scale. All Premier ranges are made in the U.S.A. and come with an Exclusive Lifetime Warranty on all Top Burners - Your assurance that you are purchasing a top quality product. Equipped with a lift-up cooktop and support rod, removable (dishwasher safe) grates and removable oven bottom, this range is a cinch to keep clean. Our Fully Insulated Oven contains a Baffled Oven Burner that disperses heat uniformly and contains 2 Heavy-Duty Oven Racks with 4 Adjustable Positions. The Universal Valves on all open burner models allow easy conversion from Natural to L.P. gas without additional parts or special tools.