Boiler Repair Hertfordshire
Over 20+ years experience covering the Hertfordshire area
Insurance approved
90% repaired on the same day
0203 695 3137
Boiler Repair Hertfordshire, 24 hours a day!
Boiler Repair Hertfordshire, 24 hours a day. If your heating has stopped, your hot water has gone, or your boiler has locked out, our Gas Safe registered engineers provide repairs and servicing across Hertfordshire, with clear advice and straightforward next steps.
Quick nav:
Need help now?
- Call: 0203 695 3137
- Book online: Request a call back
- Landlord: Gas Safety Certificate
If you have no heating or no hot water, tell us when you book and we will prioritise your appointment.
Why customers across Hertfordshire choose Boiler Repairs R Us
- Gas Safe registered engineers: safe, compliant work and clear explanations.
- Diagnosis first: we identify the root cause before we recommend repairs.
- Clear pricing: you get options and costs explained before work starts.
- Repair first approach: where a safe repair is viable, we focus on getting you back to heat quickly.
Boiler repairs and servicing across Hertfordshire
Hertfordshire has everything from older family houses with traditional radiator systems to newer developments with modern combi boilers. We frequently attend properties where heating performance has dropped over time, pressure keeps falling, or hot water has become unreliable. In some homes, older pipework and radiators can contribute to circulation issues and noisy operation. Our engineers diagnose the fault properly, explain what has happened in plain English, and carry out the safest, most cost effective repair.
Common Hertfordshire callouts we see
- Pressure loss from leaks, PRV discharge, or expansion vessel faults.
- No hot water on combi boilers due to sensors, diverter valves, or flow issues.
- Uneven heating from circulation problems, valves, pumps, or sludge in the system.
- Intermittent lockouts linked to ignition faults or safety shutdowns.
Boiler and heating services in Hertfordshire
We support homeowners, landlords and local businesses with repairs, maintenance and upgrades. If you are not sure what you need, book a visit and we will diagnose the issue and talk you through the best fix.
Emergency boiler repairs
Fast diagnosis and repair for breakdowns, lockouts, leaks and safety shut downs.
Boiler servicing
Improve reliability and efficiency, reduce breakdown risk, and keep systems safe.
New boiler installation
Replacement options where repair is not cost effective or the boiler is beyond its best.
Power flushing
Improve circulation and radiator performance where you have cold spots or noisy pipework.
Landlord gas safety certificates
Inspections and certification for rented properties, with clear pass or fail outcomes.
Pricing and what to expect
We keep pricing clear. Once we have assessed the fault, we explain what has failed, what is required to fix it, and the expected cost before work starts. Where parts are needed, we confirm availability and timescales first so you stay in control.
Common boiler faults we fix
- No hot water: diverter valve faults, sensors, flow issues, or plate heat exchanger restrictions.
- No heating: controls issues, circulation faults, valves, low pressure, or air in the system.
- Boiler not igniting: ignition components, gas supply issues, or safety lockouts.
- Pressure drops: leaks, expansion vessel issues, or radiator valve problems.
- Noisy boiler or kettling: restricted flow, scaling, or heat exchanger problems.
Boiler brands we repair
We work on most major boiler brands including Worcester Bosch, Vaillant, Ideal, Baxi, Potterton, Glow-worm, Viessmann and Alpha. For brand specific guidance, see our boiler manufacturer help hubs.
Areas we cover in Hertfordshire
We cover many parts of Hertfordshire including Watford, St Albans, Hemel Hempstead, Harpenden, Hatfield, Welwyn Garden City, Stevenage and Hitchin. If you are unsure whether we cover your area, call and we will confirm availability for your postcode.
Boiler repair Hertfordshire FAQs
Do you cover all of Hertfordshire?
We cover many parts of Hertfordshire. Availability depends on engineer scheduling and distance. Call us with your postcode and we will confirm the earliest appointment.
Can you attend quickly for no heating or no hot water?
Yes. We prioritise urgent calls and provide a realistic ETA when you book.
Do you work with landlords in Hertfordshire?
Yes. We carry out repairs, servicing and landlord gas safety certificates for rented properties.
Can you repair my boiler, or will it need replacing?
We diagnose first. If a safe, cost effective repair is available, we will explain it clearly. If replacement is smarter, we will quote options and talk you through them.
What should I do if I smell gas?
Turn off the gas at the meter if safe, open windows, do not use switches or naked flames, leave the property and call the Gas Emergency Service on 0800 111 999. Then contact us once safe to do so.
Need a boiler engineer in Hertfordshire? Call 0203 695 3137 or request a call back and we will get you booked in.
Written and reviewed by Gas Safe registered engineers. Last updated: December 2025.
Join 1,000’s of happy customers in London!
Trusted, reliable boilers repair & install specialists.
Get pricing and book repairHow we can assist with your Boiler in Hertfordshire
- Emergency Boiler Repairs
- Boiler Service
- Landlord Safety Certificates
- New Boilers Installations
- Leaking Boilers
- Noisy Boilers
Boiler Repairs R Us have a skilled team of engineers with a long history of fixing boilers in and around the Hertfordshire area. Our local Hertfordshire team can assist with all gas, condensing, combi boiler installations and upgrades. All our plumbers are Gas Safe Registered so you can be assured all our work is carried out within the required regulations. So for complete customer satisfaction call us on 0203 695 3137!