Astria.us.com
900704-00E
10
INSTALLATION
Continued
Figure 4 - Minimum Clearance for Combustible
to Wall
*Minimum 16" from Side Wall
*
Example
Minimum Clearances For Side Combustible
Material, Side Wall and Ceiling
A. Clearances from the side of the fi replace cabinet
to any combustible material and wall should
follow diagram in
Figure 4
.
Example
:
The face of a mantel, bookshelf, etc.
is made of combustible material and protrudes
3-1/2" from the wall. This combustible material
must be 4" from the side of the fi replace cabinet
(see
Figure 4
).
NOTE
: When installing your gas logs into a
manufactured fi rebox, follow fi rebox manufac-
turer’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".
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 information on
this Page.
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 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 fi replace hood accessory (24", 30"
and 36" Models Only). See
Figure 5
for minimum
clearances.
LOG SIZING REQUIREMENTS
Minimum Firebox Size
Log Set
Models
Height Depth
Front
Width
Rear
Width*
BisonMtn18
17''
14.5''
26''
20''
BisonMtn24
17''
14.5''
29''
22''
BisonMtn30
21''
14.5''
32''
22''
AndesMtn18
17"
13.5"
20"
14"
AndesMtn24
17"
13.5"
26"
18"
AndesMtn30
21"
13.5"
32"
22"
AndesMtn36
21''
13.5''
38''
27.5''
RedWoodM18
17''
13.5''
20''
14''
RedWoodM24
17"
13.5"
26"
18"
RedWoodM30
21''
13.5''
32''
22''
Carefully follow these instructions. This will ensure
safe installation into a masonry, UL127-listed
manufactured fi replace or listed vent-free fi rebox.
Maintain adequate clearances for accessibility for purposes
of servicing and proper operation.
CHECK GAS TYPE
Use the correct type of gas (natural or propane/ LP).
If your gas supply is not the correct gas type, do not
install appliance. Call the dealer where you purchased
the appliance for proper type appliance.
WARNING: This appliance is
equipped for either natural gas or
propane/LP gas but not both. Gas type
is indicated on the rating plate. Field
conversion is not permitted.
WARNING: Maintain the minimum
clearances. If you can, provide greater
clearances from fl oor, ceiling and
adjoining wall.
INSTALLATION AND CLEARANCES FOR
VENT-FREE OPERATION
MINIMUM FIREPLACE CLEARANCE TO
COMBUSTIBLE MATERIALS
Side Wall 16", Ceiling 42"
Floor 5", Front: 36"
