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Keep your home warm and your boiler running efficiently with professional oil central heating servicing and repair in Londonderry.

Regular maintenance helps prevent breakdowns, reduce fuel costs, and extend the lifespan of your system – all while keeping it safe and compliant with current regulations.

Servicing your oil central heating system

An OFTEC-registered engineer will carry out a full inspection of your boiler, tank, and pipework to ensure everything’s working safely and efficiently.

A typical service includes cleaning the burner, changing filters, checking the flue, testing combustion levels, and inspecting for leaks or sludge buildup.

Annual servicing helps prevent costly repairs and ensures your system is burning fuel efficiently.

Oil boiler repair and maintenance costs

If your heating system isn’t firing up or is producing smoke, strange noises, or inconsistent heat, a professional can diagnose the issue and carry out repairs.

The average cost for an oil boiler service is around £80–£150, while common repair costs range from £100–£400 depending on parts and labour.

Prompt repairs help avoid damage to key components like the burner, pump, or control box.

Why not try our job estimate calculator to help with your budgeting before booking?