Any metal shop in your area should suffice for your fireplace.
Build your own outdoor fireplace.
Put some pea pebbles and sandcrete to make the foundation solid.
Installing it correctly is an important part of building an outdoor fireplace.
If i had known prior another easier method is to build your own top out of concrete instead of using the angle iron.
Use a bendable board and wooden planks to create the frame of the fireplace s arch.
Pour in 4 inches of concrete and lay in concrete blocks.
Building the fireplace s walls arch and throat 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.
Then you can build your chimney stack right on top of the concrete slab.
It should extend at least 16 inches 41 cm in front of the firebox and 8 inches 20 cm on either side.
No matter which type of outdoor fireplace you are planning on building you will first need to prepare your building site.
They have all kinds of metal for your projects.
While designing and building your own large stone or brick fireplace will certainly cost less than hiring a contractor for the best results you should have basic construction and masonry.
Apply the corbelling technique.
Choose a hearthstone made from completely fireproof materials at least 4 inches 10 cm thick.