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Installation (for qualified installers only) 17
Travis Industries 100-01159 4040621
Approved Venting Configurations for Vertical Terminations with
Two 90° Elbows
• The termination must fall within the shaded area shown in the chart. Use the indicated restrictor
position.
5 feet
10' (min)
15 feet
20 feet
25 feet
30 feet
0 feet
40' (max)
5 feet
0 feet
0 feet
5 feet
10' (min)
15 feet
20 feet
25 feet
30 feet
40' (max)
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 # 6
10 feet
15 feet
20 feet
24 ' (max)
0 feet
5 feet
10 feet
15 feet
20 feet
24 ' (max)
35 feet35 feet
Restrictor
Position # 1
NOTE:
Horizontal sections require a 1/4"
rise every 12" of travel.
This is a horizontal elbow -
NOT ALLOWED FOR THIS
VENT CONFIGURATION
These are
vertical elbows.