City Series CB40E-12
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installation
Venting Arrangement for Vertical Terminations - Straight Vertical Venting and/or with a Max. of
Two (2) 90
o
Elbows (1 - 90
o =
2 - 45
o
)
The shaded area in the diagram shows all allowable combinations
of straight vertical and offset to vertical terminations, using two
90
o
elbows, with
Rigid Pipe Venting Systems
.
Two 45
o
elbows equal to one 90
o
elbow.
• Vent must be supported at offsets.
• 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.
• Refer to the "Vent Restrictor Position" section for details on
how to change the vent restrictor from the factory setting
of Set 0 through to Set 3 if required.
Maximum: 37 ft. (1
1.2m)
Minimum 8’6” (2.6m)
Min. 56-1/4” (1429mm)
*Minimum length of pipe
between elbows 12” (305mm)
Maximum: 27 ft. (8.2m)
00
22
44
66
4400
88
1100
1122
1144
1166
1188
2200
2222
2244
2266
2288
3300
Vertical Height (Feet)
3322
3344
3366
3388
66
88
Horizontal (Feet)
22
0 0
44
1100
1122
1166
1188
1144
2200
Vent Restrictor on Set 2
Vent Restrictor on Set 3
Vent Restrictor on Set 1
*
Summary of Contents for CB40E-LP12
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