6
AIR FOR COMBUSTION AND VENTILATION
Ventilation Air
INSTALLATION
Check Gas Type
AIR FOR COMBUSTION AND VENTILATION
Continued
VENTILATION AIR
Ventilation Air From Inside Building
Ventilated
Outlet Attic
Air
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 18" (45 cm) of the ceiling and one within 18" (45 cm) 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). Follow CAN/CGA B149.1 Natural Gas Installation Code or CAN/ CGA B149.2 Propane Installation Code for required size of venti- lation grills or ducts.
Outlet 
Air
Inlet
Air
To Attic
To
Crawl
Space
Inlet Air |
| Ventilated |
| Crawl Space | |
|
|
Ventilation Air From Outdoors
Provide extra fresh air by using ventilation grills or ducts. You must provide two permanent openings: one within 18" (45 cm) of the ceiling and one within 18" (45 cm) of the floor. Connect these items directly to the outdoors or spaces open to the outdoors. These spaces include attics and crawl spaces. Follow CAN/CGA B149.1 Natural Gas Installation Code or CAN/CGA B149.2 Propane Installation Code for required size of ventilation grills or ducts.
IMPORTANT: Do not provide openings for inlet or outlet air into attic if attic has a
Figure 3 - Ventilation Air from Outdoors
INSTALLATION
Installation must conform with local codes or, in the absence of local codes, with the current standard CAN/CGA B149.1 Natural Gas Installation Code or CAN/CGA B149.2 Propane Installation Code
NOTICE: This heater is intended for use as supple- mental heat. Use this heater along with your primary heating system. Do not install this heater as your
Ventilation |
|
Grills | Or |
into Adjoining | Remove |
Room, | Door into |
Option 1 | Adjoining |
| Room, |
| Option 3 |
18"
12" (45 cm)
Ventilation Grills
Into Adjoining Room,
Option 2
primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. This will help circulate the heat throughout the house. In the event of a power outage, you can use this heater as your primary heat source.
WARNING: A qualified service person must in- stall heater. Follow all local codes.
CHECK GAS TYPE
18"
12"
(45 cm)
Figure 2 - Ventilation Air from Inside Building
For more
Use only the correct type of gas (natural or propane/LP). If your gas supply is not the correct gas type, do not install heater. Call dealer where you bought heater for proper type heater.
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