Astria.us.com
126810-01B
10
INSTALLATION
Continued
NOTE: When installing your gas logs into
a manufactured fi rebox, follow fi rebox
manufacturer’s instructions for minimum
clearances to combustible materials.
B. Clearances from the top of the fi replace
opening to the ceiling should not be less
than 42".
Figure 4 - Minimum Clearance for
Combustible to Wall
*Minimum 16" from Side Wall
*
Example
Minimum Noncombustible Material
Clearances
If Not Using Mantel
NOTE: If using a mantel proceed to If Using
Mantel. If not using a mantel, follow these
instructions
.
You must have noncombustible material(s)
above the fi 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 behind
it. Noncombustible material must extend at
least 8" up (for all models). If noncombustible
material is less than 12", you must install the
fi replace hood accessory (24" Model Only).
See
Figure 5
for minimum clearances.
Figure 5 - Heat Resistant Material (Slate,
Marble, Tile, etc.) Above Fireplace
Noncombustible
Material Distance
(A)
Requirements for
Safe Installation
12" or more
Noncombustible mate-
rial OK.
Between 8" and 12" 24" or 30" Models:
Install fi replace hood ac-
cessory (GA6050 - see
Accessories
,
Page 29).
18" Model: Noncom-
bustible material OK.
Less than 8"
Noncombustible mate-
rial must be extended
to at least 8". See
Between 8" and 12"
,
above. If you cannot
extend material, you
must operate heater
with fl ue damper open.
Heat Resistant
Material
(A)
Minimum clearance requirements include any projections
such as shelves, window sills, mantels, etc. above the
appliance.
Maintain adequate clearances for accessibility for purposes
of servicing and proper operation.
NOTICE: Nonthermostat control
heaters may be used as a vented
product. If so, you must always run
heater with chimney fl ue damper
open. If running heater with
damper open, noncombustible
material above fi replace opening
is not needed. Go to Installing
Damper Clamp Accessory for
Vented Operation, Page 13.
f i r e - p a r t s . c o m
