The approved vent terminal must be installed so that flue gases will not jeopardize people, overheat combustible structures or enter into buildings, and so that proper clearances are maintained (See Fig 5).
a)The vent terminal shall not be less than 7 feet above a public walkway.
b)The vent terminal shall terminate at least 3 feet above any (mechanical) air inlet within 10 feet.
c)The vent terminal shall not be within a
d)The vent terminal shall be a minimum of 6 feet from any combustion air inlet.
e)The vent terminal shall terminate from an opening window, at least 4 feet below or 4 feet horizontally from the opening.
f)The vent terminal shall terminate from a door, at least 1 foot above and 4 feet horizontally from the door.
g)The vent terminal shall not be less than 3 feet from an adjacent building.
h)The vent terminal shall not be less than 1 foot above grade.
1’MIN
SOFFIT
VENT HOOD MUST
BE MOUNTED ONE FOOT MINIMUM
ABOVE DOORS AND WINDOWS
1’MIN
4’MIN
4’MIN
VENT HOOD MUST BE MOUNTED FOUR FEET AWAY FROM DOORS AND WINDOWS
VENT HOOD
7’ | MINIMUM |
| |
|
| ||
PUBLIC |
| ABOVE | |
|
| WALKWAY | |
|
|
| MIN |
|
|
| 4’ |
|
|
| FORCED10’ |
|
|
| ANY |
| ABOVE | WITHIN | |
3’ |
| ||
| INLET | ||
AIR |
|
| |
4’MIN
VENT HOOD MUST
BE MOUNTED FOUR FEET MINIMUM BELOW WINDOWS
ONEFOOTGRADE
ABOVE
Fig 5: Side wall exit locations for mechanical draft vent terminals
6 720 606 601 | 9 |
