Boiler Systems

Get consistent warmth all winter long with our innovative gas boiler.

No matter the size of the home, the climate, or if your radiant system is gas powered, we offer a wide selection that will work perfectly in your home.

Greenstar FS Floor-Standing Series

  • Heatronic III Boiler Control
  • Expansion Vessel (Combi Models Only)
  • Max CO2 Adjustment
  • Limit Stat
  • Condensate Trap
  • Gas Connection
  • Heating Supply and Return
  • Full Modulating Fan
  • Electrode Assembly
  • Stainless Steel Burner
  • AL-Si Heat Exchanger
  • Primary Sensor
  • Circulating Pump
  • DHW Supply and Return (Combi Models Only)
  • Leveling Legs

Greenstar Wall-Mounted Series

  • Expansion Vessel (Combi Models Only. Except 151P) 
  • Max CO2 Adjustment
  • Limit Stat (Fuel Gas)
  • Plate Stainless Steel Heat Exchanger
  • Gas Valve
  • Min CO2 Adjustment
  • Heating Temperature Setting
  • Full Modulating Fab
  • Stainless Steel Burner
  • Electrode Assembly
  • Primary Sensor
  • Al-Si Heat Exchanger
  • Digital Display
  • System Pressure Gauge
  • Circulating Pump
  • DHW Temperature Setting
  • Heatronic III Boiler Control

Greenstar 151P Wall-Mounted Series

  • Max CO2 Adjustment
  • Limit Stat (Fuel Gas)
  • Plate Stainless Steel Heat Exchanger
  • Gas Valve
  • Min CO2 Adjustment
  • Full Modulating Fab
  • Stainless Steel Burner
  • Electrode Assembly
  • Primary Sensor
  • Al-Si Heat Exchanger
  • System Pressure Gauge
  • Circulating Pump