Rinnai ENERGYSAVER EX08C Installation Fundamentals page 63

Specific Venting Changes
• The table below illustrates each model's permissible vent length and kit part numbers
MODEL
Total extended vent limit
Extended
Vent
Total vertical limit
Guidelines
12" to 20" (0.3-0.5m) extension
from exhaust to termination
21" to 40" (0.5-1m) extension
from exhaust to termination
61" to 80" (1-2m) extension
from exhaust to termination
Standard bent elbow
(can be straightened for
extensions less than 12")
Long bent elbow
(can be straightened for
extensions less than 24")
• Each extension kit comes with piping, mounting hardware and pipe connection accessories.
• See the installation / owner's manual for a complete listing for the kit contents and detailed installation instructions.
• No more than two (2) elbows may be used on any furnace.
ES08/EX08C ES11/EX11C
0
8 feet (unless greater
than 2000' altitude then
0
only 5' for the ES11
Use kit FOT-155
The 08
series can not
Use kit FOT-156
use
extensions
Use kit FOT-157
Use kit FOT-
Use kit FOT-158
158 (only 1)
Use kit FOT-190
Not available
or FOT-201
for the ES08
FOT-201 now includes an intake hose . It replaces FOT-190
ES17/EX17(C)
ES22/EX22(C)
13 feet 13 feet
10 feet
Use kit FOT-219
Use kit FOT-220
Use kit FOT-221
Use kit FOT-158
Use kit FOT-190
or FOT-201
ES38
13 feet
13 feet
Use kit FOT-102
Use kit FOT-103
Use kit FOT-114
Use kit FOT-115
Not available for
the ES38
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