Montigo H34DF Installation Operation & Maintenance page 13

H42DF
H42DF
Example A: (Acceptable Installation)
If the vertical dimension from the hearth is 84" and the horizontal
run to the wall flange of the vent termination is 36", this would be
an acceptable installation.
Example B: (Acceptable Installation)
If the vertical dimension from the hearth is 108" and the horizontal
run to the wall flange of the vent termination is 120", this would 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 84",
this would NOT be an acceptable installation.
Figure 22c. H42DF Multi-Elbow Venting Graph.
Part No. XG0145
Installation
Installation Of Rear Vent DV
The following venting components are available for an H-Series DF in
a Rear Vent installation:
A - Termination
B - Stucco Kits
C - Flex Sections
D - Rigid
Sections
E - Elbows
NOTES:
Figure 23. Multi-elbow installation.
For H34DF distance 'H' must be a minimum of 46". For
H38DF and H42DF distance 'H' must be a minimum of 50".
The vent run must comply with figure 22.
H-Series DF Gas Fireplace
4" / 7" Venting
MTO-3 (3" Length) PTO-3 (3" Length)
MTO-3F (3" Length) PTO-3F (3" Length)
MSR (Stucco Frame) MSR (Stucco Frame)
BSR-4 (4" Brick Frame) BSR-4 (4" Brick Frame)
BSR-6 (6" Brick Frame) BSR-6 (6" Brick Frame)
MOSR (Stucco Can) MOSR (Stucco Can)
MFL-1 (12" Section) PFL-1 (12" Section)
MFL-2 (24" Section) PFL-2 (24" Section)
MFL-3 (36" Section) PFL-3 (36" Section)
MFL-4 (48" Section) PFL-4 (48" Section)
MEXT-1 (12" m/f Section) PEXT-1 (12" m/f Section)
EXT-18 (18" f/f section) PXT-20 (20" section)
MEXT-2 (24" m/f Section) PEXT-2 (24" m/f Section)
MEXT-3 (36" m/f Section) PEXT-3 (36" m/f Section)
MEXT-4 (48" m/f Section) PEXT-4 (48" m/f Section)
MEL-90MM (m/m 90° Elbow) PEL-90MM (m/m 90° Elbow)
MEL-90FF (f/f 90° Elbow) PEL-90FF (f/f 90° Elbow)
MEL-90FM (f/m 90° Elbow) PEL-90FM (f/m 90° Elbow)
EEL-45 (f/m 45° Elbow) PEL-45FM (f/m 45° Elbow)
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
graph (see Figure 22a).
18"
5" / 8" Venting
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