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Top Vent - Horizontal Termination
One Elbow
V
Minimum
1
0*
0*
4 in.
102 mm
6 in.
152 mm
12 in.
305 mm
18 in.
457 mm
24 in.
610 mm
V Maximum = 25 ft. (7.62 m)
* You may install the elbow directly on top of the
appliance (DVP only).
NOTE: A minimum venting scenario consists of a 90 degree elbow
off the top of the appliance with a DVP-TRAP2 horizontal termination
cap.
Figure 4.11
Heatilator • NNXT4236IF-B, NNXT4236ILF-B, NNXT3933IF-B, NNXT3933ILF-B Installation Manual • 2384-980 Rev. J • 6/17
H
Maximum
1
18 in.
457 mm
4 ft.
1.22 m
6 ft.
1.83 m
11 ft.
3.35 m
17 ft.
5.2 m
17 ft.
5.2 m
H
1
V
1
21
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