Hydronic Heating: Gas or Electric? Natural Gas vs Electric Comparison
Updated: Oct 17, 2023
Hydronic heating - Natural gas boiler
A Natural Gas condensing boilers are 95% efficient.
Cost of installing & running:
- Supply & install 30kw Natural Gas hydronic condensing boiler $5900 (inc gst)
- Standard running cost per month (average 60 hrs P/W) $200-300* (inc gst)
* Natural gas price October 2023 - $0.03 / mj
Hydronic heating - Electric heat pump
Electric heat pumps draw heat from the atmosphere outside of your home and transfers it into the water inside your hydronic heating system.
Cost of installing & running:
- Supply & install 2 x 15kw single phase heat pumps $26,000 (inc gst)
- Standard running cost per month (average 60 60 hrs P/W) $450-1780* (inc gst)
* Electricity price October 2023 - $0.22 / kw
The efficiency and cost to run hydronic heating with an electric heat pump can vary depending on the quality of your heat pump and the outside temperature, the lower the outdoor temperature the less efficient the electric heat-pump is. While the outdoor temperature does not effect the efficiency of a Natural Gas hydronic boiler.
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