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Heatilator • Novus NDV Series • 4055-187 Rev F • 06/08 31
4. Rear Vent - Vertical Termination (DVP only)
One Elbow
Figure 7.14
Two Elbows
Figure 7.15
12 ft (3.66 m) min.
60 ft (18.29 m) max.
0 min.
6 ft (1.83 m) max.
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.
12 ft (3.66 m) min.
60 ft (18.29 m) max.
0 min.
6 ft (1.83 m) max.
Maximum horizontal
run is 100% of
vertical, but cannot
exceed 26 ft (7.92 m)