Get quotes for a new boiler in ST3 from £208

Cheapest gas heating engineers to install a new boiler in ST3

Range from the cheapest new boiler installation £208 (Town and Country Gas Ltd based in ST5) to the dearest new boiler installation £750 (SV Gas based in ST5).

Comparing heating engineers estimates for new boiler installation gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.

What to do -  Get boiler installation quotes by posting your job on HaMuch and we will send it to your local heating engineers in ST3.

Estimates to new boiler installation near ST3
  • Cost to buy and install new combi or system boilers
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  • How much do Vaillant system boilers cost?
  • Boiler installation steps

  • Estimates for common heating engineer jobs in ST3;

    Job Estimate
    Cost to replace a hot water immersion heater £236
    Cost to fit underfloor heating £231
    Cost to replace a vented hot water cylinder £261
    Cost to replace a heating programmer £117
    Cost to powerflush a central heating system £462
    New combi or system boiler installation – like for like replacement £462
    Cost to install a ground source heat pump £3466
    Cost to fix a boiler fault error code £75
    Cost to replace an unvented hot water cylinder, e.g., Megaflo £467
    Cost to fit thermostatic radiator valves (TRVs) £89
    Cost to fit smart heating controls £75
    Cost to fit a radiator £75
    Boiler service cost £85
    Boiler repair costs (e.g. pump, diverter valve or heat exchanger) £195
    Cost to install an air source heat pump £468
    Replacement of a vented system £37
    Annual gas safety certificate for landlords £37
    Boiler fault finding diagnosis (boiler not firing up or boiler not staying on for long) £37
    Replace old rusty radiators £37
    Replace a section of pipework £37
    Detecting a water leak in the circuit causing system to lose pressure £37
    Install heating controls (e.g. timer or thermostat) to control circulation £37


    Rates for other ST3 trades