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FIREBOx FRAMING
Firebox framing can be built before or after the appliance is set in place. Construct firebox framing following Figure 2 and the
chart below for your specific installation requirements. See Figure 3 on page 8 for firebox dimensions. The framing headers
may rest on the top of the firebox standoffs. Do not bring headers below top of standoffs. Please note: When planning your
framing and installation, keep in mind that your gas line will come in on the right side of the box (as you are facing it) and
your electricity will come in on the left side.
The firebox may be installed directly on a combustible floor or raised on a platform of an appropriate height. When the
Do not fill spaces around firebox with
insulation or other materials. This
could cause a fire.
Corner Installation
B
A
Stud Location
74D0010
D
C
A
E
Figure 2 - Framing Dimensions
firebox is installed directly on carpeting, tile, or other com-
bustible material, other than wood flooring, the firebox shall
be installed on a metal or wood panel extending the full width
and depth of the enclosure.
F
G
Inside Chase Installation
FIREPLACE FRAMING
400DVBL
500DVBL
7
A
37
/
"
41
16
B
40
7
/
"
40
8
1
C
30
/
"
34
4
D
14
13
/
"
16
16
E
64
3
/
"
68
4
3
F
3
/
"
34
8
G
17
1
/
"
17
16
13
H
45
/
"
48
16
C
A
C
A
Recessed Installation
7
/
"
16
7
/
"
8
1
/
"
4
13
/
"
16
3
/
"
4
3
/
"
8
1
/
"
16
5
/
"
8
G
1/2" or 5/8"
G
1/2" or 5/8"
7
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