Majestic MERCURY Series Installation Manual page 21

Top Vent - Horizontal Termination - (continued)
Three Elbows
Note: Use SLP Series
components only.
**Note: When using SLP-FLEX (6-5/8 in.) venting, there
MUST be a 25% reduction in total H when using flex vent.
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.
Figure 4.13
*
V Minimum
1
90 Elbow Only
1/2 ft. 152 mm 1-1/2 ft. 457 mm
1-1/2 ft. 457 mm
2-1/2 ft. 762 mm
3-1/2 ft. 1.1 m
4-1/2 ft. 1.4 m
*No specific restrictions on this value EXCEPT V
H
2
WARNING*
Majestic • MERC32IN, MERC32IL Installation Manual • 2401-980 Rev. L • 1/21
H Maximum H + H
1 1 2
1-1/2 ft. 457 mm 2 ft.
4 ft.
3 ft. 914 mm 6 ft.
5 ft. 1.5 m 10 ft.
7 ft. 2.1 m 14 ft.
14 ft. 4.3 m 14 ft.
H + H MAX. =14 ft. (4.3 m)
1 2
V + V + H + H MAX. = 40 ft. (12.2 m)
1 2 1 2
*
See Warning Below.
V
2
Maximum V V
2 1
610 mm *
1.2 m *
1.8 m *
3.0 m *
4.3 m *
4.3 m *
+ V + H CANNOT exceed 40 ft. (12.2 m)
1 2
H
1
+ V Minimum
2
*
*
*
*
*
*
V
1
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