30 | Installation (for qualified installers only) |
Top Vent Configuration with Vertical Termination
•The termination must fall within the shaded area shown in the chart. Use the indicated restrictor and
diffuser positions. | 40' (max) | |
• Up to four elbows (45° or |
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90°) may be used. |
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• Only one horizontal elbow | 35 feet | |
may be used. | ||
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• May use 8" or |
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diameter vent (see page for |
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21 details). | 30 feet | |
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25 feet
20 feet
15 feet
10 feet
5 feet
0 feet
H2
This is considered a horizontal
elbow (it does not matter 
whether it turns right or left).
It may be a 90° or 45° elbow.
H1
0feet | 5feet | 10feet | 15feet | 20'(max) | |
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Exhaust Restrictor # 6
Intake Restrictor # 2
Diffuser Position # 2
Exhaust Restrictor # 5
Intake Restrictor # 2
Diffuser Position # 2
0feet | 5feet | 10feet | 15feet | 20'(max) |
Horizontal length is calculated by adding both lengths of horizontal run 
(Horizontal Length = H1 + H2).
This is considered a vertical elbow
40' (max)
35feet
30feet
25feet
20feet
15feet
10feet
5feet
0feet
Travis Industries | 4070201 |