When firing an oven the dome and to a lesser degree the walls collect or accumulate this heat.The thicker the dome and the better the insulation on the top the more heat will be accumulated and the longer baking can be done before refiring.
When firing an oven the dome and to a lesser degree the walls collect or accumulate this heat.The thicker the dome and the better the insulation on the top the more heat will be accumulated and the longer baking can be done before refiring.