HorizontalPipe
Youshoulddoeverythingpossibletoreducetheamountofhorizontalpipeyouhaveinyourexhaust
configuration.Themorehorizontalpipethatyouhavetheharderyourcombustionblowerwillhave
towork.Youwillalsoneedtocleanyourexhaustpipemorefrequently,andinsomecasesyourunit
willfunctionverypoorlyifatall.
Itisbesttoalwayshaveverticalpipefollowinghorizontalpipe.Thiswill helptooffsettherestriction
createdwiththehorizontalpipe.Ideallyanyhorizontalpipeinyourventingconfigurationwillbe
rightoffthebackoftheunit.Thiswouldthenbefollowedbyseveralfeetofverticalpipe.We
recommend7'ormoreofverticalpipeforallinstallations.
Youshouldneverhavemorethan5’ofhorizontalpipeonanyinstallation.Havingmore
than5’ofhorizontalpipewillpotentiallycauseseriousperformanceandefficiency
deficits.
MultipleElbows
Acommonmistakemadebypeopleistousetoomanyelbowsintheexhaustsystem.Younever
wanttohavemorethantwoelbowsinanexhaustifitcanbeavoided.Dependinguponyourexact
exhaustconfigurationyoumaybeabletousethreeelbows.Youshouldalwaysavoidusingfouror
moreelbows.
Youalsowanttoavoidhavingelbowstooclosetogether.Ideallyanyelbowsintheexhaust
configurationwillbeseparatedby3'ormoreofstraightpipe.Iftheelbowscannotbespacedatleast
3'apartyoushoulduse4"diameterpipetohelpreducesomeoftherestrictioncreatedbyhaving
elbowsspacedsoclosely.Theincreasedpipediameterwillnoteliminatealloftherestrictionthough,
andyoushouldexpectyourunittoburnlessefficientlythannormalifyoudothis.
YoushouldALWAYSavoidhavingtwo90degreeelbowsright
nexttoeachother.Having
two90degreeelbowsrightnexttoeachotherwillcreatean"S"curvethatcreatesa
tremendousamountofrestrictioninyourexhaustsystemresultinginextremelypoor
stoveperformance.
VentTerminations
Yourventingendcaporterminationmustconformtothefollowingregulationsandmustbeloacated
insuchamannerastoconformto:
A. Notlessthen3feetaboveanyforcedairinletlocatedwithin10feet.
B. Notlessthan4feetbeloworhorizontallyfrom,oronefoot
above,anydoor,window
orgravityairinletintoanybuilding
C. Notlessthantwofeetfromanadjacentbuilding
D. Notlessthan7feetabovegradewhenlocatedadjacenttoapublicwalkway
E. Mobile home installations must useasparkarrester.