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Heatilator • GDST4336I, GDFL4136I, GDCR4136I, GDCL4136I • 2129-900 Rev. F • 11/0832
V
1
H
1
Maximum V
2
V
1
+ V
2
Minimum
One Elbow 3 ft 914 mm * * *
2 ft 607 mm 10 ft 3.1 m * * *
4 ft 1.2 m 20 ft 6.1 m * * *
V
1
+ V
2
+ H
1
= 50 ft (15.2 m) Maximum
*No specifi c restrictions on this value EXCEPT
V
1
+ V
2
+ H
1
cannot exceed 50 ft (15.2 m)
Figure 7.11
Two Elbows
H
1
V
2
V
1
Three Elbows
V
1
H
1
+ H
2
V
2
V
1
+ V
2
Minimum H
1
+ H
2
Maximum
ELBOW ONLY 1 ft. 305 mm * * * 1 ft. 305 mm
6 in. 152 mm 2 ft. 610 mm * * * 2 ft. 610 mm
1 ft. 305 mm 2 ft. 610 mm * * * 2 ft. 610 mm
2 ft. 610 mm 4 ft 1.2 m * * * 4 ft 1.2 m
3 ft. 914 mm 9 ft. 2.7 m * * * 9 ft. 2.7 m
4 ft 1.2 m 18 ft. 5.5 m * * * 18 ft. 5.5 m
H
1
+ H
2
= 18 ft (5.5 m) Maximum
*No specifi c restrictions on this value EXCEPT
V
1
+ V
2
+ H
1
+ H
2
cannot exceed 50 ft (15.2 m)
INSTALLED
HORIZONTALLY
H
1
H
2
V
2
V
1
Figure 7.12