Combi boilers

Why choose a QuanTec Combi?


  • Savings of up to 25% over a typical water heater
  • Modulates down to 4kW
  • Excellent SAP ratings for new build
  • 8 years parts and labour guarantee*
  • Available with integral heat recovery
  • Meets Boiler Plus as standard.
  • Flexible flue system available.
  • Built in frost protection
  • ‘Intelligent’ heat up.
  • A+ rating achieved when installed with Honeywell Evo-Home


  • Integral heat recovery meaning no increase in cabinet size*
  • Flexible flue system available
  • Intelligent heat up
  • Lower flue temperatures
  • Stainless steel heat exchanger
  • Cool door technology


*QuanTec HR 28C Combi 28kW with Integral Passive Flue Gas Heat Recovery

Quantec boilers

Our QuanTec boiler models …

  • HR28C Combi

    The most efficient boiler on the market with savings of up to 25% over a typical water heater. It has 8 years parts and labour guarantee and is available with Integral Heat Recovery if required.

    Output – 28kW
    Dimensions – H780 x W423 x D321
    Flexible flue kit – Yes
    Compatible with Aquair – up to 20kW

  • 30C Combi

    Ideal for the slightly larger 3-5 bedroom home with up to 15 radiators, one bathroom and an ensuite.

    Output – 30kW
    Dimensions – H780 x W423 X D321
    Flexible flue kit available – Yes
    Compatible with Aquair – up to 20kW

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