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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 43
- Rear Vent - THREE 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 44
- Top Vent - THREE 90 DEGREE ELBOWS
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.
A T
B
E L
K
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 .
) 2
8
2 (
4 .
) 8
+ V
H
+
H
+
H
=
0 4
f
e e
( t
2 1
1
2
H
=
8
f
e e
( t
. 2
8 4
m
)
H
+
H
+
H
=
0 2
e f
t e
6 (
2 .
1
2
A T
B
E L
V M
INIMUM
e f
t e
(
m
)
1
(
. 0
0 3
) 5
2
(
. 0
1 6
) 0
3
(
. 0
1 9
) 4
4
1 (
2 .
) 2
H
+
H
=
0 2
e f
t e
1
V
V +
+
H
+
H
=
0 4
f
e e
1
1
H
+
H
+
H
1
2
M
x a
m i
u
m
e f
t e
(
m
)
5
1 (
5 .
) 2
0 1
(
. 3
) 1
5 1
4 (
6 .
) 5
0 2
(
. 6
) 2
4 .
m
)
M
a
. x
M
a
. x
m
)
M
a
. x
L
H H
+
M
x a
m i
u
m
1
e f
t e
(
m
)
5
1 (
5 .
) 2
0 1
(
. 3
) 1
5 1
4 (
6 .
) 5
0 2
(
. 6
) 2
6 (
2 .
m
)
M
a
. x
( t
2 1
4 .
m
)
M
a
. x
19
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