fireplace open on two sides

[fireman11]

With the fireplace bricks (floor) mortared in place, lay out the side walls and back wall.Fireplace Forms are designed for three standard firebox sizes. 36, 42, and 48 inch wide openings. The recommended dimensions for the Fireplace are;

Depth of firebox = 1/2 width of opening

Width of back wall = 1/2 width of opening

Height of fireplace opening = width of opening.

[:-alien]