Sourcing materials for building a pizza oven can be difficult due to the types of materials and techniques involved. For individuals that have a free and easily accessible supply of clean clay, a cob oven might be the most practical approach. If a brick oven is desired then the key materials needed are brick, insulation and cement.
The below table gives examples regarding the materials required for building a 42" igloo brick oven with a foundation.
Cost of each material will depend largely on the quality and country of origin.
Total cost examples are provided below.