A built-in wall oven is an oven unit that is placed inside a wall or cabinet and can be placed at any height. As of 2015, wall ovens are typically sold in widths of 24, 27 or 30 inches and are powered by electricity, though gas options are available.
Built-in wall ovens are also available in single or double oven styles, depending on the needs of the homeowner. Some general features of a built-in wall oven include electronic controls, self-cleaning cycles and a control lockout. As of 2015, the price of a built-in wall oven ranges from $700 on a budget model to more than $2,500 for a convection gas oven or a combination single oven and microwave model.