| VENTING WITH THREE (3) 90° ELBOWS |
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| V |
| H |
| H + H1 | |
| 1´ MIN. (305 mm) |
| 2´ MAX. (610 mm) | 6´ MAX. (1.82 m) | ||
| 2´ MIN. (610 mm) |
| 4´ MAX. (1.22 m) | 12´ MAX. (3.65 m) | ||
| 3´ MIN. (914 mm) |
| 6´ MAX. (1.86 m) | 18´ MAX. (5.485 m) | ||
| 4´ MIN. (1.22 m) |
| 8´ MAX. (2.48 m) | 24´ MAX. (7.31 m) | ||
| V1+V+H+H1 = 40´ | MAX. (12.4m) | 8´ MAX. (2.48m) | 24´ MAX. (7.31m) | ||
| VENTING WITH THREE (3) 90° ELBOWS |
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| V | H |
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| H + H1 + H2 | |
| 1´ MIN. (305 mm) | 2´ MAX. (610 mm) | 6´ MAX. (1.82 m) | |||
| 2´ MIN. (610 mm) | 4´ MAX. (1.22 m) | 12´ MAX. (3.65 m) | |||
| 3´ MIN. (914 mm) | 6´ MAX. (1.86 m) | 18´ MAX. (5.48 m) | |||
| 4´ MIN. (1.22 m) | 8´ MAX. (2.48 m) | 24´ MAX. (7.31 m) | |||
| V+H+H1+H2 = 40´ MAX. (12.4 m) | 8´ MAX. (2.48 m) | 24´ MAX. (7.31 m) | |||
Figure 9. | Venting with three 90° elbows |
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