Top Vent - Vertical Termination
Venting with 2 elbows (NG)
V1 Minimum | H1 Maximum | V2 | V1 + V2 Minimum | ||
90 Elbow | 1 ft. | 305 mm | * | * | |
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1/2 ft. | 152 mm | 2 ft. | 610 mm | * | * |
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457 mm | 3 ft. | 914 mm | * | * | |
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762 mm | 5 ft. | 1.5 m | * | * | |
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1.1 m | 7 ft. | 2.1 m | * | * | |
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1.4 m | 15 ft. | 4.6 m | * | * | |
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H1 MAX. =15 ft. (4.6 m)
V1+ V2 + H1 MAX. = 40 ft. (12.2 m)
* No specific restrictions on this value EXCEPT V1 + V2 + H1 cannot exceed 40 ft. (12.2 m)
Top Vent - Vertical Termination
Venting with 2 elbows (Propane)
V1 Minimum | H1 Maximum | V2 | V1 + V2 Minimum | ||
90 Elbow | Not Allowed | * | * | ||
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1/2 ft. | 152 mm | 1 ft. | 305 mm | * | * |
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457 mm | 3 ft. | 914 mm | * | * | |
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762 mm | 5 ft. | 1.5 m | * | * | |
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1.1 m | 7 ft. | 2.1 m | * | * | |
1.4 m | 15 ft. | 4.6 m | * | * | |
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H1 MAX. =15 ft. (4.6 m)
V1+ V2 + H1 MAX. = 40 ft. (12.2 m)
* No specific restrictions on this value EXCEPT V1 + V2 + H1 cannot exceed 40 ft. (12.2 m)
Note: Use SLP Series components only.
V2
Note: There MUST be a 25% reduction in total H when using flex vent except when using the simple up and out installation (see Figure 5.3).
H1
V1
Figure 7.9
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