Natural Gas • Three 90° Elbows System
V Minimum | H Maximum | H1 + H2 Max. | |||
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457 mm | 530 mm | 1.07 m | |||
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3 ft. | 914 mm | 1.07 m | 2.28 m | ||
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1.37 m | 1.68 m | 3.5 m | |||
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6 ft. | 1.83 m | 7 ft. | 2.13 m | 15 ft. | 4.57 m |
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V + H1 + H2 = Max. 36 ft. (10.97 m) | H1 Max. = 7 ft. (2.13 m) | H1 + H2 = Max. 15 ft. (4.57 m) | ||||||
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| Propane • Three 90° Elbows System |
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V Minimum |
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| H Maximum |
| H1 + H2 Max. | |||
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457 mm |
| 1 ft. | 305 mm |
| 690 mm | |||
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3 ft. | 914 mm |
| 2 ft. | 610 mm |
| 1.37 m | ||
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1.37 m |
| 1.07 m |
| 7 ft. | 2.13 m | |||
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6 ft. | 1.83 m |
| 6 ft. | 1.83 m |
| 9 ft. | 2.74 m | |
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V + H1 + H2 = Max. 36 ft. (10.97 m) | H1= Max. 6 ft. (1.83 m) | H1+H2 = Max. 9 ft. (2.74 m) | ||||||
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| Butane • Three 90° Elbows System |
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V Minimum |
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| H Maximum |
| H1 + H2 Max. | |||
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457 mm |
| 6 in. | 150 mm |
| 1 ft. | 305 mm | ||
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3 ft. | 914 mm |
| 8 in. | 230 mm |
| 2 ft. | 610 mm | |
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1.37 m |
| 380 mm |
| 760 mm | ||||
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6 ft. | 1.83 m |
| 457 mm |
| 1.07 m | |||
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V + H1 + H2 = Max. 33 ft. (10.06 m) H1= Max.
V2
H2
H1
V1
Figure 7.10
Heat & Glo • | 29 |