Originally Posted by bwguardian
Not if you use fire brick...like in a wood burning fireplace. There are no mortar joints in those...which is the weak link. A special mortar is used that the fire brick are dipped into that holds them together more like a glue.
Yep I'm familiar with them. I've built a lot of outdoor fire pits and a couple of outdoor fireplaces when I had a landscape company. I've also replaced many of fire brick because they popped or busted from the heat. Both have their good and bad but I would go steel based in my experience.