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FIREPLACE FRAMING SPECIFICATIONS
**FRAMING WITH SQUARE HORIZONTAL TERMINATIONS (SV4.5HTSS or SV4.5HTS)
AND ROUND HORIZONTAL TERMINATION (SV4.5HTR)
VENT FRAMING -
TOP VENT WITH ONE
90 ELBOW
VENT FRAMING -
REAR VENT WITH
NO ELBOWS
B
A
A
Inches (mm)
16" (406mm) is the required framing depth dimension when
the finish material (drywall) thickness is 1/2 in. (13mm).
** See the horizontal venting Figures 33 and 34 on page 16 for restrictions on the use of the
round termination (SV4.5HTR).
Figure 9
M
d o
l e
A
B
N
. o
D
5 -
0 0
. n i
5 3
1
8 /
7 5
D
T
5 -
0 0
m
m
8
2 9
4 1
D
R
5 -
0 0
D
6 -
0 0
. n i
0 4
1
8 /
1 6
/ 3
D
T
6 -
0 0
m
m
0 1
9 1
5 1
D
R
6 -
0 0
D
8 -
0 0
. n i
5 4
1
8 /
6 6
D
T
8 -
0 0
m
m
1 1
6 4
6 1
D
R
8 -
0 0
Figure 10
Corner Framing with Square Termination (SV4.5HTS)
Framing should be constructed
of 2x4 or larger lumber.
10
(
)
267
7
(178)
5
(130)
7
(178)
5
D
(130)
C
16
(406)
C
D
E
1
2 /
0 4
5
8 /
9 1
/ 3
6 1
8 2
3
4 /
1 6
0 1
2 3
4
7 8
7
0 3
6 1
3 4
/ 1
2 3
9 1
/ 3
6 1
0 3
1
/ 1
4 5
1 1
1 0
4
7 8
7
9 7
3
8 /
6 4
1
/ 5
6 1
9 1
/ 3
6 1
3 3
/ 3
6 1
6 8
1 1
2 9
4
7 8
8
3 4
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
M
d o
l e
D
5 -
0 0
D
T
5 -
0 0
12
D
R
5 -
(308)
D
6 -
0 0
D
T
6 -
0 0
12
(308)
D
R
6 -
D
8 -
0 0
D
T
8 -
0 0
D
R
8 -
Note-
Venting requirements for rear vent applications in corner
installations -
- the the round termination (SV4.5HTR) may not be used
- the horizontal vent length "a" to "b," must not exceed 28
inches (711 mm)
*These dimensions occur when one 45
degree elbow is connected directly to the
appliance collar.
F
D and DR units
6
1
8 /
D and DT units
1
6 5
Inches
6 1
7
7
8 /
(millimeters)
2
0 0
C
9
3
4 /
2
8 4
Back wall of chase/enclosure
(including any finishing materials)
Framing Dimensions
N
. o
A
B
. n i
5 3
1
4 /
5 3
1
4 /
m
m
8
5 9
8
5 9
. n i
5 3
1
4 /
5 3
1
4 /
m
m
8
5 9
8
5 9
. n i
5 3
1
4 /
5 3
1
4 /
0 0
m
m
8
5 9
8
5 9
. n i
0 4
1
4 /
0 4
1
4 /
m
m
0 1
2 2
0 1
2 2
. n i
0 4
1
4 /
0 4
1
4 /
m
m
0 1
2 2
0 1
2 2
. n i
0 4
1
4 /
0 4
1
4 /
0 0
m
m
0 1
2 2
0 1
2 2
. n i
5 4
1
4 /
0 4
1
4 /
m
m
1 1
9 4
0 1
2 2
. n i
5 4
1
4 /
0 4
1
4 /
m
m
1 1
9 4
0 1
2 2
. n i
5 4
1
4 /
0 4
1
4 /
0 0
m
m
1 1
9 4
0 1
2 2
*F
a
A
B
C
D
1 2
1
/ 1
6 1
9 3
1
8 /
5
1 5
9
4 9
- -
- -
9 3
1
8 /
- -
- -
9
4 9
1 2
1
/ 1
6 1
- -
- -
5
1 5
- -
- -
6 2
1
/ 1
6 1
4 4
1
8 /
6
8 7
1 1
1 2
- -
- -
4 4
1
8 /
- -
- -
1 1
1 2
6 2
1
/ 1
6 1
- -
- -
6
8 7
- -
- -
6 2
1
/ 1
6 1
4 4
1
8 /
6
8 7
1 1
1 2
- -
- -
4 4
1
8 /
- -
- -
1 1
1 2
6 2
1
/ 1
6 1
- -
- -
6
8 7
- -
- -
b
7 (178)
E
*D
7
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