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HORIZONTAL VENT FIGURES/TABLES
(continued)
f i r e - p a r t s . c o m
See Table 3 as an aid in venting component selection for a particular
range of exterior wall thicknesses.
Square termination (SV4.5HTS) shown; Round Termination (SV4.5HTR) may also be used.
Figure 41
- Rear Vent - TWO 90 DEGREE ELBOWS
See Table 3 as an aid in venting component selection for a particular
range of exterior wall thicknesses.
Square termination (SV4.5HTS) shown; Round
Termination (SV4.5HTR) may also be used.
Figure 42
- Top Vent - TWO 90 DEGREE ELBOWS
18
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
A T
B
E L
H
V
M
n i
m i
u
m
H
M
x a
m i
u
m
e f
t e
(
m
)
e f
t e
(
m
)
1
(
. 0
0 3
) 5
2
(
. 0
1 6
) 0
2
(
. 0
1 6
) 0
4
1 (
2 .
) 2
3
(
. 0
1 9
) 4
6
1 (
8 .
) 6
4
1 (
2 .
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8
2 (
4 .
) 8
+ V
H
+
H
=
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f
e e
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2 1
4 .
1
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=
8
f
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6 (
2 .
1
A T
V M
INIMUM
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(
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4
1 (
2 .
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1
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1 (
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m
)
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a
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)
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a
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)
M
a
. x
B
E L
J
H + H
M
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1
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t e
(
m
)
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1 (
5 .
) 2
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(
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4 (
6 .
) 5
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(
. 6
) 2
f
e e
( t
2 1
4 .
m
)
M
a
. x
e f
t e
6 (
2 .
m
)
M
a
. x
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