Navien NPE-180A2 Installation Manual page 55

The following stainless steel (AL29-4C) vent
components can be used as terminations:
Duravent FasNSeal® (Certified to UL1738 and
●
ULCS636)
FSELB9003 (3" 90° Elbow)
FSELB8803 (3" 88° Elbow)
FSELB4503 (3" 45° Elbow)
FST3 (3" Tee)
FSBS3 (3" Birdscreen)
Heat Fab Saf-T Vent® EZ Seal (Certified to
●
UL1738 and ULCS636)
9314(LR) or 9314TERM (3 " 90° Elbow)
9311 (3" 45° Elbow)
9390TEE (3" Tee)
9392 (3" Birdscreen)
Z-Flex® Z Vent (Certified to UL1738 and ULCS636)
●
2SVEEWCF0390 (90° Elbow)
2SVEEWCF0345 (45° Elbow)
2SVSTTF03 (3" Tee)
Only the termination models listed
Note
●
above are approved for use with this
appliance.
Only terminations of the same
●
manufacturer as the vent system
must be used.
Refer to the vent manufacturer's
●
instructions for detailed installation
procedures and guidelines.
Indoor Water Heater Installation
Venting Examples
WARNING
Fire and Explosion Hazard
To prevent death, serious injury or property
damage:
ALWAYS make sure to follow the provided
●
clearance requirements.
Failure to do so may result in circulating
●
exhaust gas and cause dangerous operation
of the water heater.
The following are some possible indoor venting
options:
Two-Pipe Sidewall Venting
●
[Interior View]
1 2 " ( 3
Exhaust Gas
[Exterior View]
Intake Air
Exhaust Gas
i n .
m ) m
0 0 m
Intake Air
Installing the Water Heater 55