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Our Services

Gas Boiler Servicing

Keep Your Boiler Safe, Efficient & Reliable All Year Round
At Sterling Energy Ltd, we provide expert gas boiler servicing to keep your heating system running smoothly, efficiently, and safely. Regular servicing not only helps prevent breakdowns but also extends the life of your boiler—and ensures it stays within warranty. Our Gas Safe registered engineers carry out thorough inspections and servicing for all major boiler brands, with friendly, professional service you can rely on.

What’s Included in a Boiler Service?

Our boiler servicing includes a full safety and performance check to ensure everything is working correctly and efficiently:
  • Gas safety inspection
  • Visual inspection of boiler and pipework
  • Testing flue emissions and gas pressure
  • Cleaning burner and heat exchanger (if needed)
  • Checking for leaks, corrosion or wear
  • Thermostat & control checks
  • Advice on performance or potential issues

You’ll also receive a service report and notification of any recommendations or safety concerns.

How Often Should You Service Your Boiler?

  • Gas safety inspection
  • Visual inspection of boiler and pipework
  • Testing flue emissions and gas pressure
  • Cleaning burner and heat exchanger (if needed)
  • Checking for leaks, corrosion or wear
  • Thermostat & control checks
  • Advice on performance or potential issues

Our Gas Boiler Servicing Process

  • 1.

    Book Your Appointment: Contact us by phone or online to arrange a convenient time for your service.

  • 2.

    We Arrive On Time: Our engineer will arrive promptly, with full Gas Safe ID, and introduce themselves before beginning the service.

  • 3.

    Full Safety & Efficiency Check: We’ll carry out a detailed service, ensure everything is running properly, and leave your home clean and tidy.

  • 4.

    Service Report & Advice: You’ll receive a report on your boiler’s condition and honest advice if any repairs or improvements are recommended.

Why Choose Sterling Energy?


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Gas Safe Registered Engineers

 Gas Boiler

Servicing all makes and models of gas boilers

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Clean, tidy, and respectful of your home

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Transparent pricing with no hidden extras

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Local, trusted engineers serving Oxfordshire

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Friendly reminders for your next service (if desired)

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Did you know?

If your boiler is under warranty, annual servicing is usually required to keep the warranty valid. Don’t risk losing your cover— book your service today.

Areas We Cover

We Service Air Conditioning Systems Across:

Faringdon, Abingdon, Oxford, Wantage, Didcot, Witney ...and nearby villages!

contact us

We Look Forward to Hearing From You

We’re committed to clear communication, fast responses, and personalised support every step of the way.