1. Top Vent - Horizontal Termination | - (continued) |
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Three Elbows |
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V1 Minimum | H1 Maximum | V2 Minimum | H2 Maximum | V1 + V2 Minimum | H1 + H2 Maximum | |||||||
6 in. | 152 mm | 3 ft | 914 mm | 1 ft |
| 305 mm | 3 ft | 914 mm | 457 mm | 6 ft | 1.8 m | |
1 ft | 305 mm | 3 ft | 914 mm | 1 ft |
| 305 mm | 3 ft | 914 mm | 2 ft | 607 mm | 6 ft | 1.8 m |
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2 ft | 610 mm | 6 ft | 1.8 m | 2 ft |
| 610 mm | 6 ft | 1.8 m | 4 ft | 1.4 m | 12 ft | 3.7 m |
3 ft | 914 mm | 9 ft | 2.7 m | 3 ft |
| 914 mm | 9 ft | 2.7 m | 6 ft | 1.8 m | 18 ft | 5.5 m |
| H1 + H2 = 20 ft (6.1 m) Max. | V1 + V2 + H1 + H2 = 50 ft (15.2 m) Max. | V1 = 6 inches (152 mm) Min. |
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H2
V2
H1V1
Figure 5.5
14 | Heat & Glo • |