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INSTALLATION
Continued
You must have noncombustible material(s) above
the fireplace opening. Noncombustible materials
(such as slate, marble, tile, etc.) must be at least
1/2" thick. With sheet metal, you must have non-
combustible material behind it. Noncombustible
material must extend at least 8" up (for all models).
If noncombustible material is less than 12", you
must install the fireplace hood accessory (24", 30"
and 36" Models Only). See Figure 5 for minimum
clearances.
Noncombustible
Material Distance (A)
1" or more
Between 8" and 1"
Less than 8"
Figure 5 - Heat Resistant Material (Slate,
Marble, Tile, etc.) Above Fireplace
Available from Allparts Equipment and Accessories - 1-877-475-5660 - www.allpartsinc.com
Requirements for
Safe Installation
Noncombustible
material OK.
4", 30" or 36" Mod-
els: Install fireplace
hood accessory
(GA6050, GA605, or
GA6053 see Acces-
sories, page 34).
18" Model: Noncom-
bustible material OK.
Noncombustible
material must be
extended to at least
8". See Between 8"
and 12", above. If
you cannot extend
material, you must
operate heater with
flue damper open.
If Using Mantel
You must have noncombustible material(s) above
the fireplace opening. Noncombustible materials
(such as slate, marble, tile, etc.) must be at least
1/2" thick. With sheet metal, you must have non-
combustible material behind it. Noncombustible
material must extend at least 8" up (for all models).
If noncombustible material is less than 12", you
must install the fireplace hood accessory (24", 30"
and 36" Models Only). Even if noncombustible
material is more than 12", you may need the hood
accessory to deflect heat away from your mantel
shelf. See Figure 5, page 10, and Figures 6 and 7
for minimum clearances.
IMPORTANT: If you cannot meet these minimum
clearances, you must operate heater with chimney
flue damper open. Go to Installing Damper Clamp
Accessory for Vented Operation, page 11.
10"
8"
6"
2
1 /2
"
Minimum
(A)
Noncombustible
Material
12"
8"
Minimum Non-
Combustible
Material Height
Figure 6 - Minimum Mantel Clearances
Without Using Hood
12"
10"
8"
6"
2
1 /2
"
Minimum
Noncombustible
Material
Hood
(GA6050,
GA6052 or
GA6053)
Figure 7 - Minimum Mantel Clearances
When Using Hood
Mantel Shelf
Underside of
Mantel Shelf
All minimum
distances are
in inches
Log Set
24"/30"/36"
18"
20"
22"
24"
Models
8"
14"
17"
20"
18" Model
Top of
Fireplace
Opening
Distances to
Underside of
Mantel
Mantel Shelf
Underside
of Mantel
Shelf
All minimum
distances are
in inches
8"
12"
15"
18"
20"
Min.
Top of
Fireplace
Opening
Distances to
Underside of
Mantel
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