High Efficiency BoilersMillion btu Water BoilerCast IronHot Water Direct Vent Low NOxSmall Foot Print
Direct vent Low Gas Pressure
Efficient Boilers
PERFORMANCE
   Efficiency
   Footprint
   Quiet ignition & operation
   Emissions
TOLERANCE
   Tru-Flow™
   Altitude de-rating
   Gas Train
RELIABILITY
   Casting
   The Iron Advantage
   Condensing design
   Burner
   Ignition system design
   Combustion control
   Rapid response
EASE OF INSTALLATION & SERVICE
KN6 SERIES
KN10 SERIES
KN20 SERIES
NEWS & EVENTS
CASE STUDIES
HEATNET DOCUMENTATION

HeatNet

PERFORMANCE

  • 600,000, 1,000,000 & 2,000,000 Btuh Input
  • Condensing design with efficiencies up to 93%+
  • 5 to 1 capacity modulation
  • Low CO and NOx emissions (less than 30 parts per million to meet SCAQMD Rule 1146.3)
  • Sealed-combustion direct vent
  • Down-fired design for counter-flow efficiency
  • HeatNet integral multiple boiler control


KN Series Efficiency Chart