
Boiler Repairs in Dunstable
Losing your heating or hot water is never convenient. ROC Plumbing & Gas Services provide fast, reliable boiler repairs across Dunstable, from a Gas Safe registered engineer who'll diagnose the fault properly rather than guess. We also cover general plumbing work — see our Plumber Dunstable page for details.
Common boiler faults we fix
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No heating or no hot water
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Boiler losing pressure repeatedly
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Leaking or dripping from the boiler or pipework
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Strange noises — banging, whistling or "kettling"
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Pilot light won't stay lit
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Thermostat or controls not responding
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Boiler showing an error code or locking out
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Radiators not heating up properly
What to expect when you call
Tell us what your boiler is doing and we'll talk you through what it might be before we even arrive. We book a visit at a time that works for you, diagnose the fault on-site, and explain clearly what's wrong and what it'll take to fix before any work starts. All repair work is carried out and signed off by a Gas Safe registered engineer.
Repair or replace?
Sometimes a repair isn't the most sensible long-term option — particularly on an older boiler that's already had several call-outs. We'll always tell you honestly if replacement makes more financial sense than another repair, rather than patch up a boiler that's on its way out. See our Boiler Installation Dunstable page if that's the route that makes sense for you.
Why choose ROC
Gas Safe registered (945203), fully insured, and based right here in Dunstable — so you're not waiting on an engineer travelling in from out of town. 15+ years' experience and honest advice, backed by a 9.6/10 rating on Checkatrade from verified customers.

Frequently Asked Questions
Can you come out the same day?
We understand a boiler breakdown can't always wait, and we do our best to offer a responsive callout for no heating or no hot water. Call us and we'll let you know our earliest availability.
How much will my boiler repair cost?
It depends on the fault and any parts required — we'll always confirm the cost with you before starting any work, with no surprises on the invoice.
What if my boiler can't be repaired?
If a repair isn't the sensible option, we'll explain why and talk you through replacement options — no pressure, just an honest recommendation.
Is your engineer qualified to work on my boiler?
Yes — all repair work is carried out by a Gas Safe registered engineer (Reg No. 945203). We work on a wide range of boiler makes and models — give us a call with the details of yours.