| BUILDING CODES |
| All the mantels on this web site will meet building
codes in most areas of the United States, it is the customer's
responsibility to contact their local building code authority to determine
if the the mantel opening fits the local building code. If there is no code
for mantel openings in relation to firebox openings in your particular area,
we strongly suggest the mantel and firebox meet the National Building Code.
The following is a reprint from the Standard Building Code. |
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| 2114.3 MASONRY FIREPLACES |
2114.36 Fireplace hearth extensions shall be of
approved noncombustible materials for all fireplaces. Where the fireplace
opening is less than 6 sq.ft. (0.56mē), the hearth extension shall extend at
least 16 inches (406mm) in front of the facing material and at least 8
inches (203mm) beyond each side of fireplace opening. Where fireplace
opening is 6 sq.ft. (0.56mē) or larger, the hearth extension shall extend at
least 20 inches (508mm) in front of the facing materials and at least 12
inches (305mm) beyond each side of the fireplace opening. Where a fireplace
is elevated above or overhangs a floor, the hearth extension shall also
extend over the area under the fireplace.
2114.3.7 Fireplaces constructed of masonry or reinforced concrete shall have
hearth extensions of brick, concrete, stone, tile, or other approved
noncombustible material properly supported and with no combustible material
against the underside thereof. Wooden form or centers used during the
construction of a hearth and hearth extensions shall be removed when
construction is completed.
EXCEPTION: A
header of combustible material may be used to support the hearth extension
provided that it is located more than 12 inches (305mm) from the face of the
fireplace.
2114.3.8 All combustible wood beams, joist, and studs shall be maintained a
minimum of 2 inches (51mm) from the outside face of the chimney or fireplace
masonry. Headers supporting trimmer arches at fireplaces shall be not less
than 20 inches (508mm) from the face of the chimney breast. Trimmers shall
be not less than 6 inches (152mm) from the inside face of face of the
nearest flue lining.
2114.3.9 Woodwork shall not be placed within 4 inches (102mm) of the back of
the fireplace, but shall not prevent plastering directly on the masonry or
metal lath and metal furring.
2114.3.10 All combustible mantels and similar trim shall be kept at least 6
inches from fireplace opening. Parts of the mantel assembly located along
the sides of the fireplace opening, which project more than 1-1/2 inches
(38mm) from the face of the fireplace, shall have additional clearance equal
to he projection. Parts of the mantel assembly located above and projecting
more than 1-1/2 inches (38mm) from the fireplace opening shall not be placed
less than 12 inches (305mm) from the top of the fireplace opening. |
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| 2806 FIREPLACES FACTORY BUILT |
2086.1 Factory- Built Fireplace
2806.1.1 Factory built fireplaces shall be listed and shall be installed in
accordance with the conditions of the listing.
2806.1.2 Factory built fireplaces shall be tested in accordance with and
meet the requirements of UL 127
2806.1.3 Hearth extensions of approved factory-built fireplace stoves shall
be installed in accordance with the listing. Masonry hearth extensions if
used with factory-built fireplaces shall be installed as required in
2144.3.8. The hearth extension shall be readily distinguished from the
surrounding area.
2806.1.4 Factory built fireplace shall be installed in accordance with
2114.3.12
2806.2 Factory-Built Fireplace Stoves and Solid Fuel Room Heaters
2806.2.1 Factory built fireplace stoves and solid fuel type room heaters
shall be listed and shall be installed in accordance with the conditions of
the listing. The factory-built fireplace stoves shall be tested in
accordance with and meet requirements of UL737. The solid fuel type room
heaters shall be tested in accordance with and meet requirements of UL1482.
2862.2.2 Factory-built fireplace stoves shall also be installed in
accordance with 2806.12 and 2114.3.12 |
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| 2806 FIREPLACES FACTORY BUILT |
| False fireplaces may be used in connection with listed
gas or electric heaters, provided such fireplaces are constructed of
noncombustible materials. |
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