Heat & Glo Fireplace Heat & Glo Gas Fireplace ESC-42ST - Manual (Page 28)

Heat & Glo • ESC-42ST • 2146-900 Rev. Q • 4/13 28
1. Top Vent - Horizontal Termination - (continued)
Figure 7.5
Three Elbows
H
1
V
2
H
2
V
1
V
1
H
1
V
2
H
2
2 ft 610 mm 7 in 178 mm * H
2
Max = 2 X V
2
3 ft 914 mm 2 ft 610 mm * H
2
Max = 2 X V
2
4 ft 1.2 m 4 ft 1.2 m * H
2
Max = 2 X V
2
5 ft 1.5 m 9 ft 2.7 m * H
2
Max = 2 X V
2
6 ft 1.8 m 12 ft 3.7 m * H
2
Max = 2 X V
2
7 ft 2.1 m 14 ft 4.3 m * H
2
Max = 2 X V
2
10 ft 3.0 m 20 ft 6.1 m * H
2
Max = 2 X V
2
V
1
+ H
1
must be adhered to.
* V
2
has no specifi c restrictions EXCEPT,
H
t max
= 2 x V
t
and V
total
+ H
total
cannot exceed 60 ft Maximum
Note: Flue restrictor is permit-
ted ONLY on 30 ft. minimum
vertical runs with no elbows.
Note: Must have a 24 inches minimum
vertical vent before attaching any
elbow to the appliance.