Heatilator NDV30-IFT Installation Manual page 25

Top Vent - Horizontal Termination (continued)
Three Elbows
V min. V +V max. H +H max.
1 1 2 1 2
12 in. 305 mm 25 ft. 7.62 m 19 ft. 5.79 m
V + V + H + H = 44 ft. (13.41 m) Maximum
1 2 1 2
Elbows Installed Vertically
H
V
2
2
V
H
1
1
Figure 4.15
Heatilator • NDV30-IFT, NDV33-IFT, NDV36-IFT, NDV36-IFT-NVR, NDV42-IFT Installation Manual • 2620-980 Rev. C • 8/20
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