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Hydronic Central Heating

Semtex are hydronic central heating specialists, installing and maintaining both underfloor and radiator central heating systems.
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Hydronic Central Heating Systems

  • RADIATOR HEATING RESIDENTIAL & COMMERCIAL BUILDINGS

    Do you need a properly designed and installed radiator heating system along with a recommend heat source




  • HYDRONIC HEATING & COOLING SYSTEMS

    We can install, maintain and repair any hydronic heating or cooling system be it underfloor, fan convection, radiators & air handlers AHU.

  • GAS AND DIESEL BOILERS

    Installation of residential & commercial natural gas, LPG and diesel boilers and servicing includes flue gas analysing, combustion cleaning, flue cleaning.

  • AIR TO WATER HEAT PUMPS

    Heating or cooling source for our hydronic heating and cooling systems and hot water production.

  • LARGE VOLUME HOT WATER PRODUCTION SYSTEM

    Industrial and commercial hot water production plant room fit outs and refurbs. Design build plantrooms. Preventative maintenance plans & breakdown services.


Working alongside Central Heating New Zealand’s technical experts

We design and install central heating systems tailored to your personal preferences and property requirements, such as radiator heating systems or hydronic underfloor heating systems.

Recommendations will include what heat source best suits your house design and geographical location, to create a heating solution that meets your budget and exceeds your expectations.

We install Air-to-water Heat Pumps, Diesel, Gas and Biomass boilers plus hot water production can also be integrated into any hydronic central heating system.

Our products are sourced internationally and tested in both Europe and New Zealand’s harshest environments. This approach ensures only the best, most robust products are used in SEMTEX installations, guaranteeing quality and longevity.

Heating Services:

  • Radiator heating systems
  • Underfloor heating systems
  • Hydronic fan coil systems
  • Central heating servicing & repair
  • Central heating design

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