Ventilation Requirements
Adequate combustion and ventilation air must be provided. The flow of combustion and
ventilation air MUST NOT be obstructed.
NOTE: THIS APPLIANCE MUST NOT BE INSTALLED OR USED INDOORS.
This appliance shall only be used in an above ground, open-air situation with natural
ventilation, without stagnant areas, where gas leakage and products of combustion are
rapidly dispersed by wind and natural convection.
Any enclosure in which the appliance is used shall comply with one of the following:
• An enclosure with walls on all sides but at least one permanent opening at
ground level and no overhead cover (and protected from rain).
• Within a partial enclosure that includes an overhead cover and no more than two
walls.
• Within a partial enclosure that includes an overhead cover and more than two
walls with at least 25% of the total wall area completely open AND at least 30%
of the remaining wall area open and unrestricted.
• In the case of balconies, at least 20% of the total wall area shall be and remain
open and unrestricted.
Diagrams on the following page illustrate examples of “outdoor areas”.
Provide adequate clearances around the air opening into the combustion chamber and
adequate accessibility clearance for servicing and proper operation. NEVER obstruct the
front opening of the appliance.
This appliance is not designed to be water tight. Therefore, when installing
this unit against an exterior wall, the wall must be finished before setting the
appliance in place, and the appliance must be located in an area protected
from rain.
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