Expert Gas & Heating Engineers for Colchester Homes.
Reliable, Gas Safe registered engineers providing boiler installations, emergency repairs and full central heating solutions across Essex. No call-out fees, just honest local service.
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Comprehensive plumbing & heating in Colchester
From emergency leak repairs to high-efficiency boiler installations, we cover every part of your home's water and gas systems.
Boiler Installation
New combi, system and conventional boiler installations across Colchester, fitted by Gas Safe registered engineers with manufacturer-backed warranties.
- Combi, system & conventional boilers
- Worcester Bosch, Vaillant, Ideal & Baxi
Boiler Repairs & Servicing
Same-day boiler repairs and annual servicing in Colchester. We diagnose faults, fix leaks, clear error codes and keep your warranty valid.
- Same-day and emergency call-outs
- All makes and models diagnosed
Gas Safety Certificates
CP12 landlord gas safety certificates for properties across Colchester and Essex, issued digitally the same day we visit.
- CP12 landlord certificates
- Digital copies issued same day
Plumbing & Bathrooms
General plumbing across Colchester: burst pipes, leaking taps, blocked waste, radiators, power flushing, unvented cylinders and full bathroom installations.
- Burst pipes & leak detection
- Taps, toilets, showers & cylinders
Why Colchester homeowners call Three Swords
Gas Safe registered
Every gas job is carried out by a Gas Safe registered engineer and fully documented, so your home and your warranty stay protected.
Fixed prices, no surprises
We quote before we start and stick to it. No call-out fees, no hourly creep, no vague invoices at the end of the job.
Local and accountable
We live and work in Colchester. Most of our work comes from neighbours recommending us, which is exactly how we like it.
What Colchester customers say
Rated 4.9/5 across 127 local jobs in Colchester and North Essex.
“Excellent service from Three Swords. Came out on a Sunday to fix our boiler. Very professional and the price was fair.”
David Wilson
Lexden, Colchester
“New boiler installed within 48 hours of calling. Clean workers and they explained everything perfectly. Highly recommend.”
Sarah Jenkins
Stanway, Colchester
“Sorted out a difficult leak that two other plumbers couldn't find. Honest local trade at its best. Won't use anyone else now.”
James Thompson
Wivenhoe, Essex
“Annual service and a gas safety certificate for our rental. Turned up on time, emailed the certificate the same afternoon.”
Emma Fletcher
Tiptree, Essex
“Full bathroom refit finished to a really high standard. Tidy, polite and stuck to the quote to the penny.”
Michael Barnes
West Mersea, Essex
“Radiators were freezing at the bottom. Power flush sorted the whole house and the heating bill has dropped.”
Claire Hughes
Marks Tey, Colchester
Request a call from an engineer
Fill in your details and one of our Colchester-based team will contact you to talk through the job and give you an honest price.