27
110332-04 - 2/23
PHTM II
Installation, Operating & Service Instructions
8
Sidewall Direct Venting
(continued)
Figure 8-6: Polypropylene Fittings Terminal
Assembly
CPVC/PVC Low Profile Terminal
WARNING
Asphyxiation Hazard.
All CPVC/PVC vent joints must be glued. Failure
to comply could cause products of combustion
and/or carbon monoxide to enter the building,
resulting in severe personal injury, death or
substantial property damage.
Figure 8-8: Low Profile Terminal
!
Grade or
Snow line
From boiler
vent connection
Possible Orientations
12" (305mm) Min.
To boiler
air connection
DuraVent & Selkirk:
Remove gasket to
install screen
Elbow
Screen
Wall Thimble
From boiler
vent connection
To boiler
air connection
Elbow
Joint
Connector
1. Low profile terminals listed in Table 8-7 may be
used to terminate air and vent outside building
per Figure 8-8. Both air and vent pipes must
attach to terminal kit.
2. Required vent pipe and fittings listed in Table
7-11.
Table 8-7: CPVC/PVC Low Profile Terminal Kits
Length
Ipex
Diversitech
2 in. (60 mm)
397984
HVENT-2
3 in. (80 mm)
397985
HVENT-3
3. Follow terminal manufacturer's instructions for
assembly.
NOTICE:
Ensure outer terminal orientation per
Figure 8-8.
WARNING
Asphyxiation Hazard.
Ensure outer terminal cover is installed before
operating boiler. Operation without outer cover
installed could cause product damage or
improper operation resulting in severe personal
injury, death or substantial property damage.
!
