WPPO Professional pizza ovens are built to last and perform with 304-grade stainless steel construction, double-walled ovens, 1 1/4-inch thick cordierite baking stone oven floors and an effective downdraft air system for improved temperature management. The WPPO Pro 4 has a 483 square-inch cooking surface with over 4 inches of fire blanket insulation in the dome and 2 inches bellow the oven floor. A thermometer built into the face of the oven allows you to check internal temperatures without removing the oven door. The oven is supported by four heavy-duty adjustable pedestal feet to ensure level placement. Includes black powder-coated steel cart with wood holder for freestanding use.