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Installation (for qualified installers only) 17
© Travis Industries 4090717 100-01225_000
Horizontal Termination with Three 90° Elbows (all vertical)
If using a Snorkel Termination (14” or 36”) add the snorkel height to the vertical height (snorkel
terminations are used primarily for basement installations).
The termination must fall within the shaded area shown in the chart. Use the indicated restrictor
position.
5 feet (1.5m)
10' min (3m)
15 feet (4.5m)
21' max (6.4m)
0 feet
5 feet (1.5m)
0 feet
0 feet
5 feet (1.5m)
10' min (3m)
15 feet (4.5m)
Restrictor
Position # 5
NOTE:
Restrictor positions are based
upon lab tests. The ideal restrictor
position may vary slightly,
especially when the termination is
near a demarkation line.
Restrictor
Position # 1
10 feet (3m)
15 feet (4.5m)
20 feet (6m)
24 ' max (7.3m)
0 feet
5 feet (1.5m)
10 feet (3m)
15 feet (4.5m)
20 feet (6m)
24 ' max (7.3m)
21' max (6.4m)
NOTE:
Horizontal sections require a 1/4" (0.250mm)
rise every 12" (305mm) of travel.
This is a horizontal elbow -
NOT ALLOWED FOR THIS
VENT CONFIGURATION
These are
vertical elbows.