Gusto, Rosso, & INC models should not exceed 800°F. Heating these models above 800°F will damage the electronic circuitry for the convection and light. Margherita, Mangiafuoco, Marinara, Margherita Gas, Mangiafuoco Gas, Vulcano, and Prometeo models should not exceed 900°F.  Our ovens cook pizza best around 750°F when equipped with the Standard stones. When an oven is equipped with the Neapolitan Saputo stone upgrade, pizza will cook best around 850°F.