9
Combustible Mantel Clearances
*Measure taken from the underside of the mantel to
finished hearth or surface that the unit is sitting on.
Finishing Materials
Combustible materials: Materials made of or surfaced
with wood, compressed paper, plant fibers, plastics, or
other material that can ignite and burn, whether flame
proofed or not, or plastered or unplastered.
Non-combustible materials: Material which will not
ignite and burn. Such materials are those consisting
entirely of steel, iron, brick, tile, concrete, slate, glass or
plasters, or any combination thereof.
Materials that are reported as passing ASTM E 136,
Standard Test Method for Behavior of Materials in a
Vertical Tube Furnace at 750 °C
Minimum distance from side of appliance (liner box) to
combustible wall: 9” [229 mm]. Mantel legs projecting
forward less than 6” (152 mm) may be located within 5”
(127 mm) of the side of the appliance (liner box).
Floor/Hearth Clearances
Combustible shims/supports may be used beneath
the appliance to level or raise the appliance within the
existing fireplace cavity.
Combustible flooring/hearths in front of the appliance
are allowed provided they are no higher than the base
of the appliance. Carpet, vinyl flooring should be kept
back to a minimum of 12” (305 mm) from the front of
the insert. The gas insert does not require a hearth.
9” (229 mm)
sidewall
A
B
Do not put
furniture or
objects within
36” (914 mm)
of the front of
appliance
Mantel
Projection A
1”
[25 mm]
1-6”
[25-152 mm]
9”
[229 mm]
12”
[305 mm]
Mantel
Height B*
36”
[914 mm]
39”
[991 mm]
42”
[1067 mm]
45”
[1143 mm]
Clearances
Mantel and Sidewall
Sidewall Clearances
WARNING
Some materials or items, although
safe, may discolor, shrink, warp,
crack, peel, and so on because of the
heat produced by the fireplace. Avoid
placing candles, paintings, photos, and
other items sensitive to heat around
the fireplace.
WARNING
HOT GLASS! The use of a screen in front
of the glass is highly recommended
particularly in households with
children.
WARNING
HOT HEARTH / FLOOR! The hearth
or floor in front of the fireplace may
become very hot when the fireplace
heats. Do not use the hearth as a seat
or shelf. Solid wood flooring in front of
the fireplace (if allowed) may shrink
during the heating season due to heat.
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