How Much Does Boiler Repair Cost in 2025?
Last updated: February 2026
Average cost in United Kingdom
Typical average: £275
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Boiler Repair Cost by Country
| Country | Low | Average | High |
|---|---|---|---|
| 🇬🇧United Kingdom | £150 | £275 | £400 |
| 🇺🇸United States | $200 | $400 | $600 |
| 🇦🇺Australia | A$250 | A$400 | A$600 |
| 🇨🇦Canada | C$225 | C$400 | C$600 |
Boiler Repair Cost Breakdown
| Item | 🇬🇧 UK | 🇺🇸 US |
|---|---|---|
| Diagnostic call-out | £60-100 | $100-150 |
| Fan replacement | £200-350 | $300-500 |
| Pump replacement | £200-300 | $300-450 |
| PCB replacement | £300-500 | $400-700 |
| Heat exchanger | £400-600 | $600-1,000 |
What Affects Boiler Repair Cost?
Prices vary significantly by region and provider. For more information about typical plumbing pricing, see our Plumbing invoice auditing page, or browse all cost guides.
Frequently Asked Questions
If your boiler is under 10 years old and the repair costs less than £500, repair is usually worthwhile. For older boilers or major repairs (heat exchanger, PCB), replacement may be more economical.
Yes, all gas boiler work in the UK must be done by a Gas Safe registered engineer. This is a legal requirement for safety.
Common issues include: no heating/hot water, low pressure, kettling (rumbling noise), pilot light going out, and error codes on display.
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