
Heat & Glo • PIER-HVB-IPI, ST-HVB-IPI • 2006-901 Rev. C • 12/07
19
Figure 8
NOTE:
On vertical venting
configurations you may
want to install the flue re-
strictor (385-128). See flue
restrictor installation in-
structions.
Flue Restrictor Instructions
1.
Locate the Flue Restrictor which is in the manual
bag.
Figure 10. Flue Restrictor
BREAK
HERE
Figure 9
2.
Break the Flue Restrictor into two pieces. Do this
by bending the part back and forth until it breaks
(see Figure 10).
1 2 3 4 5
SETTINGS
1 2 3 4 5
4
. Center the Flue Restrictor on vent and secure in
place using two self-tapping screws (see Figure 11).
STRAIGHT OUT
HORIZONTAL VENTING
H
Max. Run
24" (610 mm)
Figure 12.
V
CAP
H
3.
Match the amount of
vertical in the system
with the chart to find the
appropriate position to
set the Flue Restrictor.
Figure 11
- CHART -
Vertical
Settings
4'
1-1
8'
1-2
15'
2-2
20'
2-3
25'
3-3
30'
4-3
35'
4-4
40'
4-4
50'
4-5
FLUE
RESTRICTOR
STRAIGHT UP
VERTICAL VENTING
V (FT.)
50' MAX. (15.2 M)