Installation
Vertical Terminations with Two 90¡ Elbows using 6-5/8Ó Diameter Vent
The termination must fall within the shaded area shown in the chart. Use the indicated restrictor
position.
36' (max)
30 feet
25 feet
20 feet
15 feet
10 feet
(min.)
5 feet
0 feet
Travis Industries
(for qualified installers only)
Restrictor
Position # 3
NOTE:
Horizontal sections require a
1/4" rise every 12" of travel.
9 3 5 0 8 1 0 3
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 # 2
2 1
36' (max)
30 feet
25 feet
20 feet
15 feet
10 feet
(min.)
5 feet
0 feet
1 5 1 0 0 2