13
Heat & Glo • Soho24B • 2137-900 Rev. P • 8/12
Figure 5.5
1. Top Vent - Horizontal Termination - (continued)
Three Elbows
V
1
Min.
H
1
Max.
V
2
Min.
H
2
Max.
Elbow only
2 ft.
610 mm
*
= V
2
1 ft.
304 mm
2 ft.
610 mm
*
= V
2
1-1/2 ft.
457 mm
3 ft.
914 mm
*
= V
2
2-1/2 ft.
762 mm
5 ft.
1.5 m
*
= V
2
3-1/2 ft.
1.1 m
7 ft.
2.1 m
*
= V
2
4-1/2 ft.
1.4 m
15 ft.
4.6 m
*
= 0
*When using V
2
, H
2
Max = V
2
. If V
2
= 0, then H
2
Max = 1-1/2 ft. (38 mm)
(H
1
+ H
2
) cannot exceed 15 ft. (4.6 m) when using appropriate V
2
.
H
2
H
1
V
2
V
1