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2. Top Vent - Vertical Termination
No Elbow
Figure 5.6
Two Elbows
Note: A section of vertical pipe (12 inches minimum)
MUST be installed prior to attaching a 90° elbow.
V
T
Figure 5.7
16
V
H
T
Quadra-Fire • Expression 36 (QV36A-FB) • 2062-900 Rev. Q • 2/10
1
* If the horizontal component is less than
5 feet then the total vent run can be
extended to 40 feet.
V
= 40 ft. Max. (12.2 m)
1
V
Min.
H
Max.
T
T
1 ft. 6 in.
3 ft.
2 ft. 6 in.
6 ft.
3 ft. 6 in.
9 ft.
4 ft.
10 ft.
4 ft. 6 in.
12 ft.
5 ft. 6 in.
15 ft.
6 ft. 6 in.
18 ft.
7 ft. 6 in.
21 ft.
H
= 21 ft. Max
T
V
= 40 ft. Max
T
V
+ H
= 30 ft. Max*
T
T
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