With your new pizza oven you can cook anything that your heart desires from pizza to roast beef.
Pizza oven chimney size.
Building a sturdy base out of timber and insulated concrete the oven base i cast onto an elaborate shuttering in an elongated oval shape.
Some people choose not build a chimney in their ovens but that may result in an oven the does not perform at its optimum and may result in excess smoke issues.
Oven size chimney diameter.
Stainless steel rain cap.
Stainless steel chimney bend 45 degree.
The height of the chimney depends on the size of the oven but it can be anywhere from 1 meter or more.
The following table outlines the internal diameter of the pizza oven chimney for the different sizes.
Stainless steel chimney bend 90 degree.
32 36.
The ovens have been designed using an age old tradition the chimney outlet should be between 60 and 70 of the oven roof height.
Flat roof flasing kit.
This enables the oven to keep the optimum amount of heat in while still allowing enough air in for the fire to draw.
When building a flue for a pizza oven one should keep in mind that the size of the flue the space around and above the surface area also called the hood box or air vent should be enough to allow all exhaust fumes out and into the chimney for expulsion.
I wanted the internal size of the oven to be about 750mm or 30 inches a good minimum size for two at a time pizza cooking.
For indoor pizza oven venting installations or outdoor installations where your wood fired oven will be under a roof structure such as a pergola forno bravo recommends using a ul103ht listed double wall stainless steel.
Considerations in building a pizza oven chimney.