Neither brick nor stone is lightweight.
Building a fireplace from scratch.
25 mm of noncombustible material in such spaces.
Installing it correctly is an important part of building an outdoor fireplace.
There are 12 steps to the fireplace.
Choose a hearthstone made from completely fireproof materials at least 4 inches 10 cm thick.
The fireplace assembly must be isolated from combustible materials.
1 all spaces between masonry fireplaces and wood or other combustible material should be firestopped by placing 1 in.
It should extend at least 16 inches 41 cm in front of the firebox and 8 inches 20 cm on either side.
The foundation the foundation top the shell the hearth the firebox the firebox slope the damper the throat the backup wythes the fireplace face the chimney the chimney cap.
A fireplace has an outer shell usually made of brick or masonry and an inner fireproof shell that holds the firebox.
General requirements incorporated into many building codes are.
When used in the quantity necessary to build a fireplace of average size these materials are hefty indeed so building codes require that the house framing.