Temper fire in the exercise ball oven. Tried to match the Calirforno dimensions, but thicker walls. Currently 4" of perlite, sand, Portland cement, and clay mix. Getting HOT inside! Added hi temp
Perlite vs. Vermiculite Pizza Oven? Differences? Similarities? What's better?
How to make Perlite Ovens FAQ - YouTube
Wood-Fired Brick Oven 950 B kit - The Bread Stone Ovens Company