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Appliance details
2.9.1
Venting options
Installing this water heater as a room sealed (TWIN
PIPE SYSTEM) is the recommended method. Contact
CEC or dealer for available vent termination kits and
vent materials for this water heater.
Exhaust venting shall be done with 3"
i
stainless steel (AL29-4C) vent pipe.
Room sealed installation (TWIN PIPE SYSTEM)
Fig. 12
Combustion air pipe: ≤ 26 ft (8 m)
Exhaust vent pipe: ≤ 26 ft (8 m)
Fig. 13
Combustion air pipe: ≤ 26 ft (8 m)
Exhaust vent pipe: A+B+C ≤ 23½ ft (7.2 m)
Note: reduce 2½ ft for each elbow used after the first
one.
12
The exhaust vent pipe and combustion air
i
pipe can be run vertically or horizontally.
Maximum length for each individual pipe is
26 feet (8 m) with one elbow, for each
additional elbow after the first elbow you
must reduce 2½ feet from the total vent
length.
Open combustion installation (SINGLE PIPE
SYSTEM)
Fig. 14
Exhaust vent pipe: ≤ 26 ft (8 m)
Fig. 15
Exhaust vent pipe: A+B+C ≤ 23½ ft (7.2 m)
The exhaust vent system must vent directly to the
outside of the building and an adequate amount of
indoor combustion air must be provided for this
installation. See chapter 2.8.
Connecting a one piece 90 degree elbow pipe to the
combustion air inlet adaptor is recommended, this will
prevent debris or objects from ever falling into the inlet
opening.
Note: reduce 2½ ft for each elbow used after the first
one.
6 720 607 072 (16 January)
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