Single ovens are smaller than double ovens and can be tucked neatly under counters. Electric elements are typically placed on the top and bottom to give you a zoned heating. This allows for a more precise cooking and browning of dishes. You can cook several dishes at once, saving time. https://ovensandhobsuk32040.anchor-blog.com/11346016/can-a-built-in-single-gas-oven-and-grill-be-installed-in-your-kitchen