58D6002 9
CODES
Adheretoalllocalcodesor,intheirabsence,thelatesteditionofTHENATIONALFUELGASCODEANSIZ223.1or
NFPA54whichcanbeobtainedfrom…
American National Standards Institute, Inc.
1430Broadway
NewYork,NY10018
or
National Fire Protection Association, Inc.
BatterymarchPark
Quincy,MA02269
GENERAL INSTALLATION INFORMATION
ADEQUATE COMBUSTION AND VENTILATION AIR
Thisheatershall notbe installedin aconnedspaceorunusuallytightconstructionunlessprovisionsareprovidedfor
adequate combustion and ventilation air.
The National Fuel Gas Code, (ANSI Z223.1/NFPA54),denesaconnedspaceasaspacewhosevolumeislessthan50
cubicfeetper1,000BTUperhour(4.8m
3
perkw)oftheaggregateinputratingofallappliancesinstalledinthatspaceand
anunconnedspaceasaspacewhosevolumeisnotlessthan50cubicfeetper1,000BTUperhour(4.8m
3
perkw)ofthe
aggregateinputratingofallappliancesinstalledinthatspace.Roomscommunicatingdirectlywiththespaceinwhichthe
appliancesareinstalled,throughopeningsnotfurnishedwithdoors,areconsideredapartoftheunconnedspace.
UNUSUALLY TIGHT CONSTRUCTION IS DEFINED AS CONSTRUCTION WHERE…
a) wallsandceilingsexposedtotheoutsideatmospherehaveacontinuouswatervaporretarderwitharatingof1perm
(6x10
11
kgperpa-sec-m
2
)orlesswithopeningsgasketedorsealed;
b) weatherstrippinghasbeenaddedonopenablewindowsanddoors,and
c) caulkingorsealantsareappliedtoareassuchasjointsaroundwindowanddoorframes,betweensoleplatesandoors,
betweenwall-ceilingjoints,betweenwallpanels,atpenetrationsforplumbing,electrical,andgaslines,andatother
openings.
WARNING
Do not install the heater …
• Where curtains, furniture, clothing, or other flammable objects are less than 42" from
the front of the heater.
• In high traffic areas.
• In windy or drafty areas.