Section 3-2: Installing a Roof Mounted Direct Vent
Termination
This section applies to installations where the direct vent termination
will be roof mounted.
Section 3-2-1: Venting Layout
Selection of components and details of venting lay out should adhere
to the following guidelines:
The Vertical termination must be a minimum 2' higher than where
shakes, etc). This distance should be measured from the high side of
(see Figures 8 to 8c).
See Appendix A for termination locations.
For a more detailed diagram of allowed termination locations, see
Appendix A.
may be made for vertical vent runs.
Ensure all horizontal runs are supported with a minimum of 3
supports per 10' of venting.
12
Roof mounted terminations
terminations. See below.
PVTK1
Termination
2' min
Storm collar
Support straps
OR Support ring
and plates
Firestop
32' Max.
Figure 6.b
PVTK1
Termination
2' min
Storm collar
Support straps
OR Support ring
and plates
Firestop
32' Max.
Figure 6.
PEXT
PEXT-10
Adaptor
Flue
Collar
Installation
PVTK1
Termination
2' min
Storm collar
32' Max.
Figure 6.c
PVTK1
Termination
2' min
Storm collar
Firestop
-
Figure 6.d
XG0228 - 021419
Support straps
OR Support ring
and plates
Firestop
Support ring
and plates
Support straps
OR Support ring
and plates
32' Max.
-