27
Heat & Glo • SL-3X-IFT, SL-5X-IFT, SL-7X-IFT, SL-9X-IFT Installation Manual • 2472-980 Rev. Q • 3/20
Figure 4.17
Top Vent - Vertical Termination - (continued)
Three Elbows
ALL MODELS
V
1
H
1
+ H
2
Maximum
V
2
V
1
+ V
2
Minimum
90º Elbow
0
0
1-1/2 ft.
457 mm
1-1/2 ft.
457 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
Maximum = 14 ft. (4.3 m)
*No specific restrictions on this value EXCEPT V
1
+ V
2
+ H
1
+ H
2
CANNOT exceed 40 ft. (12.2 m).
Note
: Use SLP Series
components only.
Note
: There MUST be a 25%
reduction in total H when
using flex vent except when
using the simple up and out
installation. See Figure 4.9.
INSTALLED
HORIZONTALLY
H
1
H
2
V
1
V
2