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installation
Horizontal Terminations
"
Rigid Pipe 4" x 6-5/8
The diagrams below show examples of horizontal termination arrangements using one, two, or three 90
1. A maximum of three 90
elbows are permitted.
o
2. Minimum distance between elbows is 1 ft. (305mm).
•
Maintain clearances to combustibles as listed in the "Clearances" section.
•
Horizontal vent must be supported every 3 feet.
•
Firestops are required at each floor level and whenever passing through a wall.
•
Must use optional rigid pipe adaptor (Part# 510-994) when using rigid pipe vent systems.
•
A vent guard should be used whenever the termination is lower than the specified minimum or as per local codes.
•
Flex system can only be used up to 10 feet - otherwise rigid venting must be used.
Horizontal Venting with Two (2) 90
One 90
elbow = Two 45
o
Option
V
H + H1
A)
1' Min.
2' Max.
B)
2' Min.
4' Max.
C)
3' Min.
5' Max.
D)
4' Min.
6' Max.
E)
5' Min.
7' Max.
F)
6' Min.
8' Max.
Restrictor Set 0 - Factory Setting
H1
| City Series
34
Elbows
o
elbows.
o
W i t h t h e s e o p t i o n s ,
maximum total pipe length
is 30 feet with minimum
of 6 feet total vertical
and maximum 8 feet total
horizontal.
Please note minimum 1
foot between 90
o
elbows
is required.
V
elbows (two 45
o
Horizontal Venting with Three (3) 90
One 90
elbow = Two 45
o
Option
V
H
A)
1' Min.
1' Max.
B)
1' Min.
2' Max.
C)
2' Min.
2' Max.
D)
3' Min.
2' Max.
E)
4' Min.
3 Max.
F)
5' Min.
4' Max. 10' Min. 7' Max.
G)
6' Min.
5' Max. 11' Min. 8' Max.
H)
7' Min.
6' Max. 12' Min. 9' Max.
Restrictor Set 0 - Factory Setting
elbows equal one 90
elbow)
o
o
Elbows
o
elbows.
o
V + V1
H + H1
With these options,
2' Min.
2' Max.
max. total pipe
3' Min.
3' Max.
length is 30 feet with
min. of 12 feet total
5' Min.
4' Max.
vertical and max. 9
feet total horizontal.
7' Min.
5' Max.
9' Min.
6' Max.
Please note min. 1
foot between 90
elbows is required.
o
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