The purpose of a hearth extension is to prevent radiant firebox heat from lowering the kindling temperature of combustible materials in front of and around the hearth including combustible plywood that might be under tile just in front of the hearth under the hearth extension and any wooden trim around and too close to the hearth there are.
Hearth extension material.
11 3 1 masonry fireplaces shall have hearth extension of brick concrete stone tile or other approved non combustible material wholly supported by and integral with in the chimney structure and minimum 4 clearance shall be maintained directly below the underside.
The extension of the hearth into the room from the fireplace opening is also referred to as the hearth extension.
However the firebox or chimney may be built out of lightweight metal.
The minimum thickness of hearth extensions shall be 2 inches 51 mm.
Hy c 18 x 48 type 2 hearth extender black 113 00.
Hearth extensions sort by.
1541114 hy c 18 x 48 type 2 hearth extender slate tile 113 00.
The minimum thickness of hearth extensions shall be 2 inches 51 mm.
The hearth extension or outer hearth facing the room is constructed using concrete brick and concrete masonry tile or stone.
It is made from noncombustible materials such as brick or stone.
Hearth extension material types.
When the bottom of the firebox opening is raised at least 8 inches 203 mm above the top of the hearth extension a hearth extension of not less than 3 8 inch thick 10 mm brick concrete stone tile or otherapproved noncombustible material is permitted.
But it can depend what material the hearth is made from.
A fireplace hearth is the floor area within a fireplace.
1 16 of 156 results for hearth extension pad price and other details may vary based on size and color hy c t2ul1848bl 1c type 2 hearth extender 18 48 inch black.
The minimum thickness of hearth extensions shall be 2 inches 51 mm.
1541115 heritage standard extension cabo carmel starting at.
M42300083 heritage standard extension white lava.
The hearth extension is the noncombustible material in front of and at the sides of a fireplace opening.
Materials such as concrete and brick are more appropriate to be painted compared to materials such as granite or marble.
Where the bottom of the firebox opening is raised not less than 8 inches 203 mm above the top of the hearth extension a hearth extension of not less than 3 8 inch thick 10 mm brick concrete stone tile or other approved noncombustible material is permitted.