Sourcing materials for building a wood fired oven

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.

Standard cob oven materials
Foundation (eg. Brick, clay, wood (eg. Railway sleepers))
Sand to place the hearth and build the oven dome on
Fire bricks for the hearth
Clay
Hay
Standard brick oven materials
Foundation (eg. Brick, clay, wood (eg. Railway sleepers))
Concrete to place the hearth on
Sand to place the hearth and build the oven dome on
Fire bricks for the hearth and dome
Builders bricks for the dome
Builders mortar
Fire blanket, insulating fire brick or vermiculite for the insulation layer
Mortar for the cladding


Example Materials and Costs

Materials

The below table gives examples regarding the materials required for building a 42" igloo brick oven with a foundation.

General purpose concrete mix30 bags
Reinforcing steel bar32m
Cement sheeting2m2
Scrap wood for the temporary cement dam6m
General purpose mortar mix10 bags
Besser blocks60
Steel lintel2m
Fire brick (76 x 230 x 110mm) (hearth and door)100
Fire brick half (76 x 115 x 110mm) (dome)150
Insulating fire blanket2m2
Vermiculite5 100L bags
Chimney1
Finishing tiles or paint5m2

Material Costs

Cost of each material will depend largely on the quality and country of origin.

MaterialCostGenerally RequiredAverage Total Cost
Foundation Besser Blocks$3 each60$180
Fire Bricks (Hearth and Dome)$2 per brick250$500
Fire Clay$25 per bag2 bags$50
Bag of Cement$5 per bag20 bags$100
Reinforcement Steel$3 per meter20 meters$60
Bag of Sand$4 per bag30 bags$120
Insulation (Fire blanket)$75 per m2 sheet4 m2$300
Insulation (Vermiculite)$15 100L bag of Vermiculite1 bag$15

Total Cost

Total cost examples are provided below.

Internal DimensionsHearth Surface AreaDome ShapeMaterialCost
30" diameter (76cm)706inch2 (4,363cm2)IglooCob$0 - 600
34" diameter (86cm)907inch2 (5,808cm2)IglooCob$0 - 600
30" diameter (76cm)706inch2 (4,363cm2)IglooBrick$400 - $2,000
34" diameter (86cm)907inch2 (5,808cm2)IglooBrick$500 - $2,600
42" diameter (106cm)1,385inch2 (8,824cm2)IglooBrick$600 - $3,000
50" diameter (130cm)1,963inch2 (13,273cm2)IglooBrick$700 - $3,500
32" x 36" (82cm x 92cm)1,152inch2 (7,544cm2)BarrelBrick$500 - $2,600
35" x 39" (90cm x 100cm)1,365inch2 (9,000cm2)BarrelBrick$600 - $3,000
47" x 59" (120cm x 150cm)2,773inch2 (18,000cm2)BarrelBrick$700 - $3,800
59" x 71" (150cm x 180cm)4,189inch2 (27,000cm2)BarrelBrick$800 - $5,000

Ymullaji





More Forum Threads