![Montigo H42DF ST Installation & Maintenance Manual Download Page 15](http://html1.mh-extra.com/html/montigo/h42df-st/h42df-st_installation-and-maintenance-manual_1830629015.webp)
H*42DF ST Indoor Gas Fireplace
Page 15
XG0237 - 150204
Installation
Figure 12.
Side Vent
Venting Graph for
wall mounted
terminations.
Figure 12a
Side Vented, wall mounted
Multi-elbow termination installation.
The vent run must comply with the Venting Graph for
Side vent, wall mounted
terminations,
Figure 12.
Notes Wall Mounted Terminations:
SIDE VENT
SIDE VENTED INSTALLATIONS MUST BE MULTI ELBOW
SIDE VENTED INSTALLATIONS MAY NOT TERMINATE
STRAIGHT THROUGH THE WALL.
All dimension lengths for vertical or horizontal runs are measured
from center of the vent pipe.
Venting runs
must
fall within the limits set by the venting graphs,
see
Figure 12
.
Fireplace must be converted to Side Vent configuration prior to
running vent, see
Figure 7 and 7a
.
The Venting Graph
Measure the vertical height from the fireplace hearth to the centre of the
termination and the horizontal run from the fireplace flue collar to the wall
flange of the termination. Plot on the Venting Graph
Figure 12
with an 'X'.
If the 'X' falls on or above the top boundary of the shaded area, the
installation is acceptable.
Example A: (Acceptable Installation)
If the vertical dimension from the hearth is 120" and the horizontal
run to the wall flange of the vent termination is 138", this would be
an acceptable installation.
Example B: (Unacceptable Installation)
If the vertical dimension from the hearth is 48" and the horizontal
run to the wall flange of the vent termination is 96", this would be
this would NOT be an acceptable installation.
Example C: (Unacceptable Installation)
If the vertical dimension from the floor of the fireplace is 72" and
the horizontal run to the wall flange of the vent termination is 120",
this would NOT be an acceptable installation.
30” Max.
12”
Max.
Flex or Rigid
Section
14 1/2”
Min.
Hearth
37"
52" Min
52”
42”
Unacceptable vent run
within shaded area.
Acceptable vent run
within non-shaded area.
A
B
C
If your isnstallation does not fall
within the venting parameters,
please contact local Montigo dealer
for Power Venting options.
Note:
Images are shown without screens for clarity purposes. However,
your fireplace should not be operated without proper installation of
screens.