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Hearthstone Quality Home Heating Products, Inc
All termination caps must be no less than 18"
(457mm) horizontally from any roof or vertical
surface. See Figure 9.
The termination must fall within the chart in
Figure 13.
The maximum vertical run is 35'
The vent/air intake termination clearances above the
high side of an angled roof are as follows:
Roof Pitch
Feet
Flat to 6/12
1
7/12 to 9/12
2
10/12 to 12/12
4
13/12 to 16/12
6
17/12 to 21/12
8
Figure 9 - Termination Cap clearances
P
& F
REFABRICATED
IREPLACE
I
NSTALLATIONS
The Stowe 8325 is approved for use with direct vent
chimney conversion kits in masonry or prefabricated
solid fuel listed chimneys. The following installation
requirements must be followed:
The termination must fall within the chart shown
in Figure 12.
Meters
0.3
0.6
1.2
1.8
2.4
C
HIMNEY
In a masonry chimney, a fireclay liner or listed
steel liner, must be present the entire length of
the chimney.
The maximum length of vent is 35'.
The liner must have an inside dimension or
diameter 6" or greater.
Prefabricated chimneys must be UL103 or ULC
S-629 listed and have a minimum INSIDE
diameter of 6". Prefabricated chimneys must be
listed for the specific manufacturer's conversion
kit.
The use of an existing chimney as an air intake is
not listed under the ANSI Z21.88 / CSA 2.33-2016
test methods; this installation has been tested and
approved by Intertek Testing Services with an
appropriate test.
The code authority having
jurisdiction must be consulted p rior to proceeding
with this installation method.
H
T
ORIZONTAL
ERMINATION
The termination must fall within the area shown
in Figures 9 & 12.
A minimum of 9" rise is required either directly
off the heater or with the use of a minimum of a
14" snorkel.
Use a vinyl siding Stand-Off when installing
against vinyl siding. The termination cap must
not be recessed into the wall or siding. Do not fill
air spaces with any type of insulation material.
A minimum 10"X10" square hole is necessary
for proper pipe clearance through a wall,
provided the vent is positioned to maintain 2"
minimum clearance at the top. A 1" minimum
clearance must be maintained to combustible
materials around the other sides.
All horizontal terminations must also comply with
the
clearance
specifications
structures outlined in Figures 9 & 12.
Horizontal sections require a 1/4" rise every 12"
of horizontal run.
0
NOTE: For each 90
elbow after 2, remove 5' from
the allowable horizontal run. For Canadian
installations: remove 4' from the allowable
horizontal run.
At minimum vertical rise, maximum horizontal
run is 10'. (If a 14" snorkel termination is used a
maximum
horizontal
applicable.)
WARNING: FAILURE TO USE ONLY PARTS
SPECIFICALLY APPROVED FOR USE WITH THIS
APPLIANCE
MAY
DAMAGE OR PERSONAL INJURY.
STOWE Model 8325
to
adjacent
is
also
run
of
10'
RESULT
IN
PROPERTY
10
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