2 0 | Installation (for qualified installers only) |
Vertical Terminations with Two Vertical 90° Elbows
The termination must fall within the shaded area shown in the chart. Use the indicated restrictor position.
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| 5feet | 10feet | 15feet | 20'(max) | |||||||
40' (max) |
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| 40' (max) | |
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| Restrictor |
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| Position # 6 |
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35 feet |
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| 35 feet | ||
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| NOTE: |
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| Restrictor positions |
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| are based upon |
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30 feet |
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| lab tests. The |
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| 30 feet | ||
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| ideal restrictor |
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| position may vary |
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| slightly, especially |
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| when the |
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| termination is near |
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25 feet |
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| a demarkation line. |
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20 feet |
| 20 feet |
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15 feet | Restrictor | 15 feet |
Position # 5 | ||
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10 feet |
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| 10 feet |
(min.) |
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| (min.) |
5 feet |
| NOTE: |
| 5 feet |
| Horizontal sections require a | |||
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| 1/4" rise every 12" of travel. |
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0 feet |
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| 0 feet |
0feet | 5feet | 10feet | 15feet | 20'(max) |
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| This is considered a |
NOTE: |
| H2 |
| vertical elbow |
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• One horizontal elbow is allowed. |
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| Horizontal length is calculated by | |
It may be a 45° or 90° elbow. |
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| adding both lengths of horizontal run | ||
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| (Horizontal Length = H1 + H2). | |
This is considered a horizontal elbow because it | H1 |
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is between two horizontal sections. |
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| This is considered a | |
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| vertical elbow |
Travis Industries | 4050114 | 1 0 0 - 0 1 1 4 9 |
