Top Vent - Vertical Termination - (continued)
Two Elbows
V2
| V1 | H1 Maximum | V2 | V1 + V2 | Minimum | ||
6 in. | 152 mm | 3 ft | 914 mm | * | * |
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1 ft | 305 mm | 3 ft | 914 mm | * | * |
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2 ft | 607 mm | 6 ft | 1.8 m | * | * |
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4 ft | 1.2 m | 12 ft | 3.7 m | * | * |
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V1 + V2 + H1 = 50 ft (15.2 m) Max.
*No specific restrictions on this value EXCEPT
V1 + V2 + H1 cannot exceed 50 ft (15.2 m)
V1 = 6 inches (152 mm) Min.
H1
Figure 7.11
V1
Three Elbows
V2
| V1 |
| H1+ H2 | V2 | V1+ V2 Minimum | H1+ H2 Maximum | |||
6 in. | 152 mm | 3 ft |
| 914 mm | * | * | * | 3 ft | 914 mm |
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1 ft | 305 mm | 3 ft |
| 914 mm | * | * | * | 3 ft | 914 mm |
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2 ft | 610 mm | 6 ft |
| 1.8 m | * | * | * | 6 ft | 1.8 m |
4 ft | 1.2 m | 12 ft |
| 3.7 m | * | * | * | 12 ft | 3.7 m |
H1 + H2 = 17 ft (5.2 m) Maximum
V1 + V2 + H1 + H2 = 50 ft (15.2 m) Maximum
V1 = 6 inches (152 mm) Minimum
H1
H2 | V1 |
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| INSTALLED |
| HORIZONTALLY |
Figure 7.12
Heat & Glo • | 27 |