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Top Vent - Vertical Termination - (continued)
Three Elbows
V
2
H
)
Maximum horizontal run (
is
TOTAL
100% of vertical, but cannot exceed 26
ft. (7.92 m).
H
V
2
1
H
1
V
+ V
1
2
6 ft. (1.83 m) min.
60 ft. (18.29 m) max.
Figure 4.23
26
Heatilator • NNXT33-IFT, NNXT33L-IFT, NNXT36-IFT, NNXT36L-IFT Installation Manual • 2628-980 Rev. C • 8/20
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