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Heatilator • CD4236IR-C, CD4842IR-C • 2207-900 Rev. J • 11/1132
Figure 7.13
Top Vent - Vertical Termination - (continued)
Three Elbows
INSTALLED
HORIZONTALLY
H
1
H
2
V
1
V
2
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
= 20 ft. (6.1 m) Maximum V
1
+ V
2
+ H
1
+ H
2
= 60 ft. (18.3 m) Maximum