Installation manual
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125685-01B 11
INSTALLATION
Continued
Heat Resistant
Material
(A)
Figure 5 - Heat Resistant Material (Slate,
Marble, Tile, etc.) Above Fireplace
Noncombustible
Material
Distance (A)
Requirements for Safe
Installation
1
2" or more Noncombustible mate-
rial OK.
Between 8" and 12"
Install replace hood
accessory (GA6050 or
GA6053 see Accesso-
ries, page 34).
Less than 8"
Noncombustible mate-
rial must be extended
to at least 8". See
Between 8" and 12",
above. If you cannot ex-
tend material, you must
operate heater with ue
damper open.
MINIMUM NONCOMBUSTIBLE
MATERIAL CLEARANCES
If Not Using Mantel
Note: If using a mantel proceed to If Using
Mantel. If not using a mantel, follow the infor-
mation on this page.
You must have noncombustible material(s)
above the replace opening. Noncombustible
materials (such as slate, marble, tile, etc.)
must be at least 1/2" thick. With sheet metal,
you must have noncombustible material be-
hind it. Noncombustible material must extend
at least 8" up. If noncombustible material is
less than 12", you must install the replace
hood accessory. See Figure 5 for minimum
clearances.
If Using Mantel
You must have noncombustible material(s)
above the replace opening. Noncombustible
materials (such as slate, marble, tile, etc.)
must be at least 1/2" thick. With sheet metal,
you must have noncombustible material be-
hind it. Noncombustible material must extend
at least 8" up. If noncombustible material is
less than 12", you must install the replace
hood accessory. Even if noncombustible
material is more than 12", you may need the
hood accessory to deect heat away from
your mantel shelf. See Figures 5 and 6 and
Figure 7, page 9, for minimum clearances.
IMPORTANT: If you cannot meet these mini-
mum clearances, you must operate heater
with chimney ue damper open. Go to Install-
ing Damper Clamp Accessory for Vented
Operation, page 12.
MANTEL CLEARANCES
In addition to meeting noncombustible mate-
rial clearances, you must also meet required
clearances between replace opening and
mantel shelf. If you do not meet the clearances
listed below, you will need a hood.
Determining Minimum Mantel Clearance
If you meet minimum clearance between
mantel shelf and top of replace opening, a
hood is not required (see Figure 6).
Figure 6 - Minimum Mantel Clearances
Without Using Hood
Minimum
Noncombustible
Material
Minimum
Noncombustible
Material Height
Distances to
Underside of
Mantel
To
p of Fireplace
Opening
Underside of
Mantel Shelf
Mantel Shelf
12"
(A)
18" 20" 22" 24"
All minimum
distances are
in inches
Log Set
24" Models
2
1
/2
"
6"
8"
10"