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Page 8 18954-0-0705
Sidewall & Ceiling Clearances (Figure 3)
Figure 3
The sides of the fireplace opening must be 6" from any combustible wall.
The ceiling must be at least 36" (for the 16" log) and 41" (for 18", 24"
and 30" logs) from the fireplace opening.
Mantel Clearances Without Hood (Figure 4)
You must have non-combustible materials above the fireplace opening.
Non-combustible material must extend at least 12" above fireplace
opening. With sheet metal, you must have non-combustible material
behind it.
Heat resistant materials such as slate and marble must be at least 1/2"
thick. Sheet metal should not be installed onto combustible material.
Figure 4
If your installation does not meet the above clearances, you must proceed
to one of the following steps:
• Use a hood
• Operate the heater with flue damper open. See page 10 for Installing
as a Vented Appliance.
• Raise the mantel to the proper height.
• Remove the mantel.
Mantel Clearances with Hood (Figure 5)
HEATER IN
FIREPLACE
OR FIREBOX
HOOD
13.5"
14.25"
15.0"
16.0"
CLEARANCES (continued)
You must have non-combustible materials above the fireplace opening.
Non-combustible material must extend at least 8" above fireplace opening.
With sheet metal, you must have non-combustible material behind it.
Heat resistant materials such as slate and marble must be at least 1/2"
thick. Sheet metal should not be installed onto combustible material.
Example: A mantel may project from the wall a maximum of 2" at a mini
-
mum of 13-1/2" above the opening, and a maximum of 6" at a minimum
of 15" above the opening.
Figure 5
If your installation does not meet the above minimum clearances, you
must proceed to one of the following steps:
• Operate the heater with the flue damper open. See page 10 for Installing
as a Vented Appliance.
• Raise the mantel to the proper height.
• Remove the mantel.
Floor Clearance (Figure 6)
If installing heater at floor level, the minimum distance to combustibles
is “0” inches.
18", 24", 30" Log 41"
16" Log 36"
10" and less Mantel
HEATER IN FIREPLACE
OR FIREBOX
28"
12"
HEAT RESISTANT
MATERIAL
12" WITHOUT
HOOD
Non-Combustible Requirements for
Material Distance Safe Installation
12" or more Non-combustible material.
Less than 12" Non-combustible material must be extended to
at least 8" with the installation of the optional
fireplace hood. If you cannot extend non-
combustible material at least 8", you must
operate heater with flue damper open.
8" Mantel
6" Mantel
4" Mantel
2" Mantel
HEAT RESISTANT
MATERIAL
8" WITH HOOD