Wood
This will vary slightly depending on your cooking methods, as the Dome will use around 3.5kg / 7.5lb of wood for a full heat up to saturation point and a pizza session for an average family. At max temperatures, the oven will use around 2kg per hour.
LPG Gas
Depending on the region and local gas regulations the LPG gas burner is rated at 8.2 kW with the gas consumption around 592-614g/h. A 9kg propane bottle will give around 18 hours of use on average.
Natural Gas (US only)
The Natural Gas Dome is available in the US only with a burner rated at 8.2 kW and gas consumption of 546g/h.