28 Installation (for qualified installers only)
© Travis Industries 4080214 100-01182_003
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