FRESH AIR FOR COMBUSTION AND VENTILATION
Continued
VENTILATION AIR
Ventilation Air From Inside Building
This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must provide two permanent openings: one within 12" of the ceiling and one within 12" of the floor on the wall connecting the two spaces (see options 1 and 2, Figure 2). You can also remove door into adjoining room (see option 3, Figure 2).
WARNING
WARNING ICON | G 001 |
Rework worksheet, adding the space of the adjoining unconfined space. The combined spaces must have enough fresh air to supply all appliances in both spaces.
Ventilation |
|
Grills | Or |
into Adjoining | Remove |
Room, | Door into |
Option 1 | Adjoining |
| Room, |
| Option 3 |
12"
Ventilation Grills
Into Adjoining Room,
Option 2
12"
Figure 2 - Ventilation Air from Inside Building
Continued
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