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28 Installation (for qualified installers only)
Travis Industries 4070201 100-01182_002
Rear Vent Configuration with Vertical Termination
• The termination must fall
within the shaded area
shown in the chart. Use the
indicated restrictor and
diffuser positions.
• Up to four elbows (45° or
90°) may be used.
• Only one horizontal elbow
may be used.
5 feet
0 feet
0 feet
5 feet
0 feet
20 feet
20 feet
5 feet
10 feet
5 feet
10 feet
0 feet
15 feet
20' (max)
10 feet
15 feet
15 feet
20' (max)
10 feet
15 feet
40' (max)
Exhaust Restrictor # 5
Intake Restrictor # 2
Diffuser Position # 2
25 feet
30 feet
35 feet
40' (max)
25 feet
30 feet
35 feet
Exhaust Restrictor # 6
Intake Restrictor # 2
Diffuser Position # 2
This is considered a horizontal
elbow (it does not matter
whether it turns right or left).
It may be a 90° or 45° elbow.
This is considered a
vertical elbow
Horizontal length is calculated by adding
both lengths of horizontal run
(Horizontal Length = H1 + H2).
H1
H2