CuB Series

CuB Series

The Utica CuB Series is ideal for both heating only and "combi" or combination heating and domestic hot water applications including single family homes, apartments/multi-family dwellings with individual appliances and retro-fits for high temperature systems.


  • Efficiency: High Efficiency
  • Heat Exchanger: Copper
  • Combustion: Atmospheric
  • Venting: Chimney or Horizontal Vent
  • Boiler Type: Hot Water
  • 85% AFUE efficiency
  • Inducer fan and gas valve modulate for operation between 33% and 100% of capacity for fuel economy
  • Chimney or Horizontal Vent
  • Advanced Controls - Digital Display with temperature indication, diagnostics and status symbols showing: Heating mode, Burner On and Burner Modulation Level
  • Durable Lightweight One Piece Steel Jacket
  • 10-Year Limited Copper Heat Exchanger Warranty
  • 2-Year Limited Parts Warranty


Combination (Combi) - Heating and Domestic Hot Water (Model CCB-150) 

  • Available in 150 MBH
  • Advanced Controls - additional DHW mode
  • Stainless Steel Brazed Plate Heat Exchanger for potable domestic hot water

Space Heating-Only (Models CHB130 & CHB 100) 

  • Available in 2 sizes: 100 and 130 MBH
  • Dedicated DWH connections for adding an Indirect Water Heater


  • LP Gas Conversion Kit
  • Horizontal Vent Termination Concentric Kit
  • Floor Stand Kit
  • Indirect Hot Water Tank Sensor
  • Outdoor Air Temperature Reset Sensor

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