Wisco Pizza Oven Frozen Crust Designed for Frozen or Powerbaked Crust pizzas. Produce perfect pizza. This versatile oven handles pizzas up to 16in in diameter. Everything from thin, thick and self-rising pizzas to pretzels, sandwiches and other food items can be prepared with ease. Material The outer housing and grill front are made of 22 gauge brushed 430 stainless steel. The inner housing and other parts of the oven are made from aluminized steel for corrosion protection. Capacity Will handle up to a 16 pizza or four 8 pies. Opening 17 x 2-7/8 will accomodate garlice bread (French loaves), submarines, you name it. Operation Time and temperature controlled for even baking. Operates within the range of 200 degrees to 650 degrees fahrenhiet. Recommended for continous operation, this oven draws very little power to maintain the higher temperature levels for baking of pizza and toasting. Removable clean out tray 15 minute mechanical timer with HOLD option Variable control thermostat from 100 deg. to 675