Lennox ELDV-45NE Installation Instructions Manual page 8
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FIREPLACE FRAMING SPECIFICATIONS
VENT FRAMING -
TOP VENT WITH ONE
90° ELBOW
B
¹⁄₂ A
A
Inches (mm)
Figure 9
M
d o
l e
N
. o
. n i
5 3
L E
D
V
5 3
m
m
. n i
0 4
L E
D
V
0 4
m
m
. n i
5 4
L E
D
V
5 4
m
m
Note-
Venting requirements for corner installations - the horizontal vent length
"a" to "b," must not exceed 28 inches (711 mm).
Corner Framing with Square Termination (SV4.5HT-2)
Figure 10
8
Framing should be constructed
of 2x4 or larger lumber.
10¹⁄₂
(
)
267
7
(178)
5¹⁄₈
(130)
D
C
C is the required framing depth
dimension when the finish material
(drywall) thickness is 1/2 in. (13mm).
Framing
A
B
C
/ 3
6 1
3 6
5
8 /
5 4
8
2 9
1 1
3 4
1 1
3 4
/ 3
6 1
8 6
5
8 /
8 4
1
2 /
0 1
1 2
7 1
3 4
2 1
2 3
/ 3
6 1
3 7
5
8 /
2 5
1 1
8 4
8 1
0 7
3 1
1 2
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
M
d o
l e
L E
D
V
5 3
L E
D
V
0 4
12¹⁄₈
(308)
L E
D
V
5 4
D
E
5 1
/ 7
6 1
1 3
1
/ 3
6 1
3
2 9
7
8 0
7 1
1
4 /
4 3
3
8 /
4
8 3
8
3 7
9 1
6 3
3
4 /
4
3 8
9
3 3
*C
Back wall of chase/enclosure
(including any finishing materials)
*These dimensions occur when one 45 degree elbow
is connected directly to the appliance collar.
N
. o
A
B
. n i
5 3
/ 9
6 1
0 4
/ 5
6 1
m
m
9
3 0
0 1
4 2
. n i
0 4
/ 9
6 1
0 4
/ 5
6 1
m
m
0 1
0 3
0 1
4 2
. n i
5 4
/ 9
6 1
0 4
/ 5
6 1
m
m
1 1
7 5
0 1
4 2
*D
a
A
*B
C
D
1 2
/ 7
6 1
6 5
1
2 /
5
5 4
4 1
5 3
1 2
/ 7
6 1
6 5
1
2 /
5
5 4
4 1
5 3
1 2
/ 7
6 1
6 5
1
2 /
5
5 4
4 1
5 3
b
7 (178)
*E
Inches
(millimeters)
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