Boiler repairs are never welcome, but understanding costs helps you plan ahead. Prices in London can vary widely, depending on the fault, parts, and labour. These are average prices for 2025.
Typical Call-Out Fees
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£80–£150 during normal hours.
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Evenings or weekends can rise to £150–£250.
Common Repair Costs
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Replacing a fan: £200–£300.
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New pump: £250–£400.
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Thermostat replacement: £100–£200.
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Fixing leaks or valves: £100–£250.
Why London Costs More
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Higher overheads for companies.
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Traffic and travel times built into pricing.
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Demand peaks during winter months.
Reducing Costs
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Get multiple quotes.
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Keep up with annual servicing.
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Act early on small issues before they escalate.
Boiler repair costs in London are higher than elsewhere, but being informed helps. A quick repair is always cheaper than waiting for a breakdown.