Installation instructions
Recommended exhaust vent terminator position
Fig. 21
Ref. | Description | Minimum distance | |
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A | Directly below an opening; operable windows, doors and any non- | 36 in (twin pipe installation) | |
mechanical fresh air openings | 48 in (single pipe installation) | ||
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| Below a gutter, sanitary pipework or eaves | 24 in | |
B | Below a gutter, sanitary pipework or eaves, protected by metal | 12 in | |
| shielding | ||
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C | From any internal corner | 12 in | |
D* | Above ground or snow pack | 12 in | |
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Above a paved sidewalk | 7 ft | ||
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E | From an opposing wall or structure facing the termination | 24 in | |
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From the relief valve of a Ip gas regulator | 36 in | ||
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F | From a terminator facing a terminator | 48 in | |
G | Vertically between two exhaust vent terminators on the same wall | 60 in | |
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H | Horizontally between two exhaust vent terminators on the same wall | 12 in | |
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| Horizontally and vertically from the combustion air inlet terminator | 36 in | |
I** |
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| From the gravity combustion air inlet any other equipment | 48 in | |
J | From any external corner | 12 in | |
K | Horizontally from an opening; operable windows, doors and any non- | 12 in | |
mechanical fresh air openings | |||
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L | From wall on exhaust applications | 10 in | |
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Table 10
* Subject to local codes and anticipated snow level
** Other equipment that operates with a mechanical air inlet may require greater distances, reference manufacturer's instructions
NOTICE: Exhaust and air intake must always be located on the same wall to cancel wind pressure effects.
6 720 607 909 | 21 |
