Which Oven Hob Is Right For Your Kitchen? Oven hobs are the heart of any kitchen. There are many choices. We have a variety of cooking ring sizes from four to six. Some have additional features like pan supports. They cool and heat quickly and maintain a constant temperature for the cooking surface. Professional chefs often prefer them since they are easy to manage. Gas Hobs A popular choice, gas hobs have burner rings and a grate on which pots and pans sit on. They he