Rear Vent Config. W Vertical Termination; Rear Vent Configuration With Vertical Termination - Travis Industries 21 TRV GreenSmart Installation Manual

30

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.
•
Use 8" diameter vent.
•
Only one horizontal elbow may be used.
This is considered a horizontal
elbow (it does not matter
whether it turns right or left).
It may be a 90° or 45° elbow.
© Travis Industries
Installation
40' (max)
Restrictor Position # 3
Diffuser Position # 1 (stock)
35 feet
30 feet
25 feet
NOTE:
Two 45° elbows
may be used.
20 feet
NOTE:
One 45° or 90° elbow may
be used between horizontal
sections. Horizontal length
is caculated by adding each
15 feet
horizontal run together.
NOTE:
Horizontal sections require a
1/4" rise every 12" of travel.
10 feet
6' (min)
5 feet
0 feet
H2
H1
(for qualified installers only)
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
Diffuser Position # 1 (stock)
Restrictor Position # 1 (stock)
Diffuser Position # 1 (stock)
Horizontal length is calculated by adding
both lengths of horizontal run
(Horizontal Length = H1 + H2).
This is considered a
vertical elbow
4101014
40' (max)
35 feet
30 feet
25 feet
20 feet
15 feet
10 feet
6' (min)
5 feet
0 feet
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