Can a Boiler Service Improve Energy Efficiency?

Boiler servicing is often overlooked until something goes wrong. But if you're aiming for better energy efficiency, regular maintenance can make a measurable difference. A properly serviced boiler uses less fuel, heats your home more effectively, and can even help reduce your carbon footprint. Here’s how boiler servicing improves energy efficiency and why it should be a priority for every homeowner.

Can a Boiler Service Improve Energy Efficiency?

How Boiler Servicing Enhances Energy Efficiency

A boiler service involves a thorough check-up by a Gas Safe registered engineer. It typically includes:

  • Cleaning key components like the burner and heat exchanger
  • Checking gas and water pressure
  • Verifying the flue and safety devices
  • Inspecting for wear and tear
  • Making efficiency-related adjustments as needed

These actions ensure your boiler works as efficiently as possible, reducing energy waste and prolonging the system’s life.

Cleaner Components, Better Performance

Over time, boilers collect soot, scale, and debris. This buildup slows down heat transfer and forces the boiler to work harder, using more energy to achieve the same result. Regular cleaning during a service removes these obstructions, helping the boiler operate at or near its rated efficiency.

Lower Fuel Consumption

A clean, well-calibrated boiler burns fuel more efficiently. Studies suggest that regular servicing can reduce fuel consumption by up to 10% annually. This not only cuts energy bills but also lowers your household emissions.

Preventing Soot and Carbon Build-Up

Unchecked soot buildup can significantly hamper performance. Servicing prevents this issue from taking hold, especially in older or less efficient boilers. The result is steadier heating and improved reliability across the colder months.

Calibrations and Adjustments That Save Energy

During a service, engineers can fine-tune your system. This might include:

  • Adjusting the fuel-to-air ratio for better combustion
  • Calibrating thermostats and timers
  • Tightening connections to minimise energy loss
  • Lubricating parts to reduce mechanical strain

Small changes like these add up to big energy savings over time.

Modern Technologies and Efficiency Gains

If your system includes modern tech like stack economisers, blowdown heat recovery, or condensate return systems, regular servicing ensures these components are working correctly. When maintained properly, these add-ons can boost overall system efficiency by up to 10%.

Real-World Energy Savings

A 2019 study by the Energy Saving Trust showed that a housing association in Manchester cut its annual gas use by 12% simply by maintaining a boiler servicing programme. Another case saw a hotel in Edinburgh reduce energy costs by 15% and lower its carbon emissions by 20 tonnes annually. These examples highlight the real financial and environmental value of consistent maintenance.

Want to boost boiler efficiency in Bury, Tottington or Ramsbottom?

AB Plumbing and Maintenance offers thorough boiler servicing to keep your system running efficiently all year round. Call 01204888255 or fill out our contact form to book your service and start saving energy today.