20
Majestic • MERC32IN, MERC32IL Installation Manual • 2401-980 Rev. L • 1/21
Figure 4.12
Two Elbows
V
1
Minimum
*
H
1
+ H
2
Maximum
90 Elbow Only
*
1/2 ft.
152 mm
1/2 ft.
152 mm
1 ft.
305 mm
1-1/2 ft.
457 mm
2 ft.
610 mm
2-1/2 ft.
762 mm
4 ft.
1.2 m
3-1/2 ft.
1.1 m
6 ft.
1.8 m
4-1/2 ft.
1.4 m
14 ft.
4.3 m
H
1
+ H
2
MAX. =14 ft. (4.3 m)
V
1
+ H
1
+ H
2
MAX. = 40 ft. (12.2 m)
*
See Warning Below.
Fire Risk.
• When using SLP-HRC-SS termination cap on top
vented fireplaces, a one foot minimum vertical
vent section is required before installing first
elbow.
WARNING*
Top Vent - Horizontal Termination - (continued)
Note: Use SLP Series
components only.
INSTALLED
HORIZONTALLY
H
1
H
2
V
1
**
Note
: When using
SLP-FLEX (6-5/8 in.)
venting, there
MUST
be a 25% reduction in total H when using flex vent.