Electric Boilers...
With more properties not being on the gas grid, electric boiler come into their own plus other situations.
Frequently ask Questions:
Are electric boilers any good?
Yes — for well-insulated, small-to-medium homes and flats; 100% efficient at point of use, simple installation.
Are electric boilers expensive to run?
Yes — electricity costs around 3–4 times more per kWh than gas, so running costs are higher.
Are electric boilers cheaper than gas?
Purchase and installation can be cheaper than a gas boiler, but running costs are higher.
Are electric boilers the future?
For some homes — especially off-grid or highly insulated — but heat pumps are generally favoured in future heating strategies.
Are electric boilers dangerous?
No — they have no combustion or flue gases; modern units have full electrical safety features.
Are electric boilers noisy?
No — they are typically quieter than gas boilers, with no flue fan or burner noise.
Do electric boilers need servicing?
Minimal servicing required — annual safety checks recommended but no combustion servicing needed.
How do electric boilers work?
They use electric heating elements to heat water, which is circulated through radiators and/or hot water taps
Do I need to have my electrics upgraded?
We recommend an electrician check to see if your property is suitable.
Electric boilers for central heating:
Yes — can provide full central heating. Best suited to well-insulated properties.
Electric boilers for hot water:
Yes — available as combi or system boilers. Limited flow rates vs gas/oil.
Comparisons & Use Cases
Pros and cons of electric boilers:
Pros:
100% efficient
Compact and quiet
No flue, no emissions
Lower installation costs
Ideal for off-gas-grid
Cons:
Higher running costs
May require electrical upgrades
Limited output for large homes
Relies on electricity grid stability
Electric boilers vs gas boilers:
Gas is cheaper to run; gas boilers better for high-demand properties. Electric simpler and cleaner but costlier to operate.
Electric boilers vs oil boilers:
Electric cheaper to install and maintain; oil cheaper to run but requires tank and regular fuel deliveries.
Electric boilers vs heat pumps:
Heat pumps are more energy efficient and better supported by government schemes, but higher upfront cost and space required.
Warm Air Heating - can an electric boiler work with air ducted heating?
Aquair can replace Gas or Electric Warm Air Units utilising existing warm ducting.




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