Overview of Primary Product

ESC
™
Gas Fired,
Direct Vent or Induced Draft,
Cast Iron Water Boiler
Fully Updated for
D.O.E. 2012 Compliance!
• 85%AFUE,ENERGYSTAR
®
certified
• Electronicignition
• EquippedwithIQControlSystem™
• 70–280MBH(7sizes)
• Idealforinstallationswherechimneyventingisnot 
 possible,industrystandardtappinglocationspermit
 easeofreplacementforthousandsofexistingboiler
 installations
• Rearjacketpanelofboilerisflatwithnoprotrusions,
 simplifiestransportandenablesflushinstallations
• Solid,reliable,American-madecastironheat
 exchangercanacceptreturnwatertempsas 
 lowas110°F
• Lifetimelimitedwarranty
• ConsistsoftheIntelligent
HydronicControland 
IQOptionPanel
Intelligent Hydronic Control
• Combinesaquastat,relay,and
ignitionfunctionsintoasingle
module
• Twocustomizableintegratedswitchingrelaysfor
easyadditionofadditionalheatingzoneorindirect
waterheater
• Energysaving“thermalpurge”,whichworksby
circulatingresidualwarmwater(140°orabove)in
theheatingsystembeforefiringtheboiler
IQ Option Panel
• Enablestheeasyplug&play
installationofoptionalfeatures
suchasoutdoorreset,LWCO,
andhighlimit
Optional Touchscreen
• LCDdisplaysallboilersettings,
diagnostics,andtroubleshooting
insentences,notcodes
boiler
control
option
panel
option
card
control
system
85% Efficient!