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Heatilator • Novus NDV Series • 4055-187 Rev. V • 1/12 31
3. Rear Vent - Horizontal Termination (DVP only) - (continued)
Two Elbows
Figure 7.12
Figure 7.13
Three Elbows
H
2
V
1
H
1
Note: Subtract 3 ft (914 mm) from the total horizontal
measurement for each 90° elbow installed horizontally.
Subtract 1-1/2 ft (457 mm) from the total horizontal
measurement for each 45° elbow installed horizontally.
H
2
V
1
H
3
H
1
Installed
Horizontally
Model H1 Max
Total Vert
V Min.
Total Horiz
H1 + H2
NDV
Series
ft 0-2 1 3
m 0-.61 0.31 0.91
ft 42 6
m 1.22 0.61 1.83
ft 63 9
m 1.83 0.91 2.74
ft 84 12
m 2.44 1.22 3.66
ft 85 15
m 2.44 1.52 4.57
ft 86 18
m 2.44 1.83 5.49
Model H1 Max
Total Vert V
Min.
Total Horiz H1
+ H2 + H3
NDV
Series
ft 0-2 1 3
m 0-.61 0.31 0.91
ft 4 2 6
m1.22 0.61 1.83
ft 6 3 9
m1.83 0.91 2.74
ft 8 4 12
m2.44 1.22 3.66
ft 8 5 15
m 2.44 1.52 4.57
ft 8 6 18
m 2.44 1.83 5.49