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MINIMUM CLEARANCES TO COMBUSTIBLES
Unless otherwise stated the clearances listed below are Minimum distances
to combustible materials. Please Note: A major cause of chimney related
fires is due to a failure to maintain required clearances (air space)
to combustible materials. It is of the greatest importance that this
insert and vent system be installed only in accordance with these
instructions.
Side Walls
Ceiling
Min. Mantel Height C 21" (533 mm)
Max. Mantel Depth
Alcove Width
Alcove Depth
**Hearth Height-
Non combustible
Hearth Width
Hearth Depth
* Alcove side wall must have a minimum of 8" clearance.
**Note: A 1-1/2" high non-combustible hearth is required if unit is not
raised off the ground a minimum of 4"
INSTALLATION WITH NON-COMBUSTIBLE
HEARTH IN FRONT
12" Max.
D
Mantel
Door Frame
Faceplate
Hearth
**
Existing or
G
Non-Combustible Hearth
12" Min.
A 8" (203 mm)*
B 56" (1422 mm)
see Diagram 1
D 12" (305 mm)
see Diagram 1
E 60" (1524 mm)
F
36" (914 mm)
G 1-1/2" (38 mm) Minimum
H 28" (686 mm)
I
12" (305 mm)
Mantel
Mantel
C
Top of
Faceplate
Faceplate
Hearth
4" min
COMBUSTIBLE MANTEL CLEARANCES
Because of the extreme heat this fireplace emits, the mantel clear-
ances are critical. Combustible mantel clearances from top of door frame
are shown in the diagram below. Mantel may be installed anywhere in the
shaded area or higher.
Note: A non-combustible mantel may be installed at a lower height.
Note: Ensure the paint that is used on the mantel and the facing is
"heat resistant" or the paint may discolour.
12" Max.
D
12" Max.
D
C
C
Top of
Door Frame
Top of
Door Frame
Combustible
Flooring
Existing or
G
Non-Combustible Hearth
12" Min.
installation
Diagram 1
INSTALLATION WITH COMBUSTIBLE
FLOORING IN FRONT
12" Max.
D
Mantel
C
Top of
Door Frame
Faceplate
4" min
Liberty
L234-10 Direct Vent Gas Insert
®
|
11
No hearth required if the unit
is raised 4" (102mm) or more.
Combustible
Flooring
|
11
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