Radiator Central Heating

Vaillant ecoTEC gas boilers

Comfortplus systems powered by Vaillant ecoTEC gas boilers are a good choice for all manner of heating and hot water loads particularly in areas with reticulated natural gas.

  • Radiator Heating
    Radiators emit warmth via a combination of natural convection and radiant heat. They offer the lowest running cost, are suitable for renovation or new build and suit concrete or timber floor construction.
  • Domestic Hot Water
    All year round it generates enough hot water to meet your entire household demand.

Vaillant ecoTEC gas boilers are a premium quality, high performance condensing boiler packed with features which result in the most reliable and lowest running cost boiler available today.

  • Condensing boilers use advanced combustion technology which scavenges energy found in the flue gas that would otherwise be lost to the atmosphere resulting in running efficiencies up to 112%.
  • Whisper quiet operation.
  • Weather compensating control.

View VAILLANT ECOTEC Brochure Contact Us

Grant Vortex diesel boilers

Comfortplus systems powered by Grant Vortex diesel boilers are a practical option particularly in areas lacking reticulated gas.

  • Radiator Heating 
    Radiators emit warmth via a combination of natural convection and radiant heat. They offer the lowest running cost, are suitable for renovation or new build and suit concrete or timber floor construction.
  • Domestic Hot Water
    All year round it generates enough hot water to meet your entire household demand.

The installation of a diesel boiler is typically more involved and costly than gas boilers but offer significant running cost savings over LPG options.
Grant Vortex diesel boilers are a premium quality, high performance condensing boiler made in Ireland. They are quiet, clean burning and reliable.

  • Condensing boilers use advanced combustion technology which scavenges energy found in the flue gas temperature that would otherwise be lost to the atmosphere resulting in running efficiencies up to 97%.
  • Whisper quiet operation.
  • Advanced digital control panel enables the boiler to automatically switch duty from heating to domestic hot water production.
  • Premium quality powder coated EZI-Fit high level flue set.

 

View Grant Vortex Brochure Contact Us

Dollars and Sense

Costs will vary depending on perceived comfort levels, insulation levels, ambient temperature extremes, building design/construction and regional energy prices. Below shows the estimated installation and running costs for a new 200m2 home based on 0ºC outside / 20ºC inside temperature.  

Appliance type System Type Heating Only Heating & Hot Water Winter Running Cost / Month Calculation
Natural Gas Radiators $14,300 $19,700 $160 0.07c/kWh x 6hrs/day
LPG boiler Radiators $14,300 $19,700 $420 0.18c/kWh x 6hrs/day
Diesel boiler Radiators $19,000 $24,500 $280 0.12c/kWh x 6hrs/day
Note: Prices include GST and exclude costs associated with network connections and local authority building consents.
*Grant Aerona heatpump only **Vailliant aroTHERM heatpump only.

Heating NZ Homes for 25 years

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