I purchased a double wall oven in 2022 from Lowe's. It was cleaned as directed. By 10 months the ceramic coating was literally coming off on the tracks for racks and on the bottom of the oven.

Unlike other domestic double oven units, both the Prochef ovens are full width and height with the top oven being a full size fan oven. Below it there's another full size oven, housing a keep warm ...