Installation
16
Approved Venting Configurations with a Horizontal Termination
and 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.
21' (max)
15 feet
10' (min)
5 feet
0 feet
Travis Industries
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
(for qualified installers only)
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.
1 0 0 - 0 1 1 5 9
21' (max)
15 feet
10' (min)
5 feet
0 feet
These are
vertical elbows.
4 0 4 0 6 2 1