Pizza deck ovens produce pizza pies that can best be described as traditional. Delicious crispy crust pizza pies are famous among pizza lovers world wide. Pizza deck ovens do a great job at creating them. In fact, deck ovens are popular among bakeries as well. This is because of their ability to bake bread at a superior level compared to other ovens. The main difference between deck ovens and radiant heat models is the presence of a stone shelf, or deck.