Boiler repairs near me — Chelmsford
Local, family-run, based 15 minutes from Chelmsford. We're not a national franchise and we're not a one-man-band — we're a small Gas Safe registered team that's been the local choice for boiler and plumbing work in this corner of Essex and Hertfordshire for years. Most Chelmsford repair callouts we diagnose and fix on the first visit — common parts (PRVs, diverters, pumps, PCBs) live on the van.
You're not getting a call centre — you're getting Grant.
The same engineer quotes the job, does the work, and answers the phone afterwards if anything's not right.
Gas Safe Registered
Every gas job legally signed off
18+ years on the tools
Grant has been fixing boilers in Harlow since before smart thermostats existed.
Real human on the phone
Most calls answered the same day, often within the hour.
Locally based in Chelmsford
Not a national chain — your local engineer, your local prices.
Local, family-run, based 15 minutes from Chelmsford. We're not a national franchise and we're not a one-man-band — we're a small Gas Safe registered team that's been the local choice for boiler and plumbing work in this corner of Essex and Hertfordshire for years. Most Chelmsford repair callouts we diagnose and fix on the first visit — common parts (PRVs, diverters, pumps, PCBs) live on the van.
About Chelmsford
Full mix from Victorian to modern; heavy modern estate development on the outskirts.
- Hard-water scale management
- Modern estate combi servicing
What's included
No Hot Water Repair
Diverter valves, diaphragms, PCBs — the common combi hot water faults.
Learn moreNo Heating Repair
Pump faults, airlocks, frozen condensates — getting heat back on quickly.
Learn moreLeaking Boiler Repair
Pressure valves, heat exchangers, pump seals — sealing leaks safely.
Learn moreBoiler Fault Code Diagnosis
F1, F22, EA, A01 — translating fault codes into real fixes.
Learn moreLocal, honest boiler repairs for Chelmsford homes
We've been doing boiler repairs in Chelmsford long enough to know which streets have shared chimneys, which estates have undersized gas supplies, and which boilers tend to fail first.
That experience means we get the spec right at the survey, not halfway through the install.
And we don't cut corners on the bits you can't see — proper pipework, magnetic filter, full system flush where needed.
What to expect on a boiler repairs job in Chelmsford
Phone diagnosis
Quick chat first — sometimes we can talk you through a reset and save you the callout.
On-site diagnosis
Fixed diagnostic fee (told to you upfront). We find the actual fault, not guess.
Fixed repair price
You get a fixed quote before any tools come out. No 'while I'm here' surprises.
Repair & test
Fixed, tested, pressure checked, and we make sure it stays fixed before we leave.
boiler repairs in Chelmsford: questions we get a lot
Where exactly are you based?▾
We're based in Harlow and cover everything within roughly 25 minutes — the CM, EN and SG postcodes that make up West Essex and East Herts.
Are you a small team or a big firm?▾
Small family team. The person quoting you is the person doing the work — there's no sales rep, no sub-contracting, no call centre.
How fast can you come out?▾
We aim for same-day on no-heat and no-hot-water situations. Tell us when you call if anyone elderly or with young children is in the property — we prioritise.
Do you guarantee repairs?▾
Yes — 12 months on the workmanship and any parts we supply.
What you get when you book us
- Real human on the phone, not an answering service
- Fixed price before any work starts
- Honest 'is it worth fixing?' advice
- Vulnerable household priority response
- Same-day response wherever possible
Other plumbing & heating work we do in Chelmsford
Boiler installs in Chelmsford
Worcester, Vaillant, Ideal and Glow-worm boilers fitted by Gas Safe registered engineers — sized properly, fitted neatly, and backed by manufacturer warranties of up to 12 years.
Boiler servicing in Chelmsford
Annual servicing keeps your boiler safe, efficient, and your manufacturer warranty valid. Full inspection, combustion analysis, and a written report.
Heating upgrades in Chelmsford
Cold radiators, noisy systems, sky-high bills? Power flushes, smart thermostats, radiator swaps and full system upgrades that pay for themselves.
Plumbing in Chelmsford
Everyday plumbing done properly — taps, toilets, leaks, washing machines, showers, outside taps and isolation valves.
Our coverage around Chelmsford
At a glance
- Service
- Boiler Breakdowns & Repairs
- Coverage
- Chelmsford (CM1, CM2, CM3) and surrounding areas
- Response time
- Usually within 24–48 hours
- Credentials
- Gas Safe registered, fully insured, 12-month workmanship guarantee
- Pricing
- Fixed written quotes, no surprise extras
Roughly what you'll pay in Chelmsford
These are honest starting prices for jobs we do every week. Final quote depends on your property — we'll always confirm in writing before any work starts. No surprise add-ons.
| Job | Price |
|---|---|
Diagnostic call-out first hour on-site, transparent before any parts | from £85 |
Common parts (PCB, fan, pump) fitted same-visit where possible | £140–£380 |
No-heat / no-hot-water emergency same-day priority slot | from £120 |
Quote over the phone send a photo of the fault code | free |
Prices include VAT. Parts quoted separately and shown on your written quote.
Other ways Chelmsford customers find us for boiler repairs
Same engineer, same fixed pricing — different question, different answer.
Your local engineer for Chelmsford
Free written quote, no obligation. Real engineer, fixed price, fast response.