Roof Termination Details – Direct Vent Installation; Ipex Concentric Termination (Roof); Polypro / Innoflue Termination (Roof); Exhaust Only Termination (Roof) - NTI FTV110 Installation And Operation Manual

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General Venting
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Roof Termination Details – Direct Vent Installation
Figure 4-7 (a) Two-Pipe Termination (Roof)
Exhaust
Vertical
Min. 18"
Flashing
Horizontal
4-12" or greater
than 36"
Figure 4-7 (c) PolyPro / InnoFlue Termination (Roof)
Refer to documentation included with termination kit for
complete installation instructions.
Min. 12"
above grade
or snow level
22
Vent Screen
Vent pipe piece to
retain vent screen
Air-inlet
Min. 12"
above grade
or snow level
Figure illustrates two options for exhaust termination only;
neither vent pipe illustrated is for combustion air-inlet.
Exhaust
Air-inlet
Flashing
Figure 4-7 (b) IPEX Concentric Termination (Roof)
Refer to documentation included with termination kit for
complete installation instructions.
Exhaust center
Air-inlet around
perimeter
Figure 4-7 (d) Exhaust only Termination (Roof)
Vent pipe piece to
retain vent screen
Vent Screen
Exhaust
Option 2
Flashing
FTV I&O Manual
Vent pipe piece to
retain vent screen
Vent Screen
Min. 12"
above grade
or snow level
Flashing
Exhaust
Option 1
Min. 12"
above grade
or snow level