Heatilator NDV30-IFT Installation Manual page 32

Rear Vent - Vertical Termination - (continued)
Three Elbows
V =
6 ft. (1.83 m) min.
Total
V
= 60 ft (18.29 m) max.
Total
Figure 4.28
Heatilator • NDV30-IFT, NDV33-IFT, NDV36-IFT, NDV36-IFT-NVR, NDV42-IFT Installation Manual • 2620-980 Rev. C • 8/20
32
H
V
2
2
V
1
H
1
H 0 min.
1 =
H 6 ft (1.83 m) max.
1 =
H Maximum horizontal run is 100% of
Total =
vertical, but cannot exceed 26 ft (7.92 m).