Use a bendable board and wooden planks to create the frame of the fireplace s arch.
Do you need fire brick for an outdoor fireplace.
I did this video to give insight on working with the fire brick and an idea of how the smoke chamber can be made.
The main job of the firebrick is to insulate the fireplace from the heat produced and to give you a nice looking firebox.
Building a firebox out of firebrick and then placing a layer of decorative brick around the outside may be all you need to do to build a small outdoor stand alone firebox.
They are also expensive and not easily available.
You also need a flue lining to fit within your concrete blocks.
Be sure to note the cut pieces.
Refractory bricks are normally rated from around 1600 c upwards a braai will never reach this heat.
The fire brick are an additional layer of masonry that keeps fire from attacking your structure.
Apply the corbelling technique.
If you are building a fireplace for the house though the decorative brick and surround must be built up around the firebox and then connected to a chimney.
If he did it without firebrick he probably just used a type n you need a high temp refractory cement and you should not see any mortar joints like you do with regular brick or stone work on a.
Any clay face brick or semi face fired brick can be used for a braai.
Firebrick or refractory brick is a ceramic material brick that is used to line the walls of an outdoor fireplace.
Firebricks are almost always used to line the actual fire pit of your outdoor fireplace.
Firebricks or refractory bricks are totally over specification in a domestic fireplace or braai.
This material is exactly what it sounds like brick designed for use with fire.
All fireplaces must be constructed of heat safe materials which usually mean brick block concrete or stone for the exterior.
Proceed to recreating your outdoor fireplace building plan and construct its walls stacking the bricks around the firebox and adding a layer of ordinary mortar mix between them.