City Series CV40E-12 | 51
installation
Vertical Terminations - Rigid Pipe 4" x 6-5/8"
• Two 45
o
elbows equal to one 90
o
elbow. Maximum of six 45
o
elbows allowed.
• Vent must be supported at osets.
• 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 oor level and whenever passing through a wall.
• Must use optional rigid pipe adaptor (Part# 510-994) when using rigid pipe vent systems
Vertical Venting with Three (3) 90
o
Elbows
One 90
o
elbow = Two 45
o
elbows.
V
H1
H
V1
Option V H + H1 V + V1
With these options,
max. total pipe length
is 30 feet with min. of
10 feet total vertical
and max. 8 feet total
horizontal.
Please note min.
1 foot between
90
o
elbows is
required.
A) 1' Min. 2' Max 3' Min.
B) 2' Min. 3' Max 4' Min.
C) 3' Min. 4' Max 6' Min.
D) 4' Min. 5' Max 7' Min.
E) 5' Min. 6' Max 8' Min.
F) 6' Min. 7' Max 9' Min.
G) 7' Min. 8' Max 10' Min.
Lengths do not include elbow
indicated
Restrictor Set 0 - Factory Setting