Hearth and Home Technologies Cyclone-BC - Manual (Page 14)

Heat & Glo • Cyclone-BN, Cyclone-BC • 2073-900 Rev. N • 10/08 14
Figure 5.5
1. Top Vent - Horizontal Termination - (continued)
Three Elbows
H
2
V
1
V
2
H
1
V
1
H
1
V
2
H
2
V
T
Min. H
T
Max.
* * * * 1.5 ft. 2 ft.
* * * * 2.5 ft. 5 ft.
* * * * 3.5 ft. 8 ft.
* * * * 4.5 ft. 11 ft.
V
T
+ H
T
= 40 ft. Max.
*No specifi c restrictions on this value EXCEPT
V
T
+ H
T
cannot exceed 40 ft. Max.
NOTE: There MUST be a 25% reduction in total H when using
fl ex vent except when using the simple up and out installation
(see Figure 5.7).