Classico Series 48" All Gas Freestanding Range, Natural Gas (NG), Main Oven Capacity is 4.2 Cu. ft. and Auxiliary Oven Capacity is 2.5 Cu. ft., Multi-Functional Convection Oven, Extra Large oven window. All Gas Ranges comes with 8-sealed burners and Removable professional griddle / grill made in Italy, convenient continuous heavy-duty cast-iron grates, and versatile multi-functional ovens; our ranges are designed to impress the most demanding chefs. Removable Glass Door and Porcelain Porcelain Oven interior finishes make for easy cleaning and maintenance (Warning: Do Not Use Aluminum Foil on the Porcelain Surfaces inside Oven). While a precise temperature system of a 22,000 BTU Convection Main Oven (Gas version) and 10,000 BTU Tube burner broiler Main Oven (Gas version) and Auxiliary Oven has a 10,000 BTU Tube burner broiler ensures quality results every time. An LP conversion kit is included if you need to switch your range to use liquid propane.