✓ Verified Google reviews·✓ Reviewed regularly·✓ Updated 2 June 2026
Written by Mark Reid,
Trades Editor ·Verified 2 June 2026
Chelmsford's housing stock is a real mix. You've got Victorian terraces around New Writtle Street and the old town centre with original lead or iron pipework that's well past its best, post-war semis across Springfield and Moulsham with copper runs that can develop pinhole leaks, and a steady spread of newer builds out towards Broomfield and Great Baddow where plastic push-fit systems are the norm. That variety means the right plumber matters. Someone comfortable re-running 15mm copper through a tight Victorian joist void isn't always the same person you want commissioning a pressurised unvented cylinder in a 2000s new-build. Chelmsford also sits on a mix of London Clay and glacial gravel, which makes ground-floor damp and slow-draining soil stacks a recurring issue in older parts of the city. If you've got a combi boiler, a sealed system, or an older gravity-fed tank in the loft, the plumber you choose needs to know which one they're looking at before they quote.
The businesses on this page are drawn from third-party public business listings and ranked by their public review rating and review count, with a small lift applied to those that show a working website and phone number. Before anything goes live, we check each business's homepage to confirm that plumbing work is genuinely what they primarily offer, which is how unrelated trades get kept off the page. Any listing flagged as permanently closed is removed automatically. Where you see a Trust Verified badge next to a business, that business has gone further and passed our full verification process, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history, and registered company information. You can see the full list of what that involves on our How We Verify page. For any business on this page that doesn't carry that badge, those independent checks haven't been carried out by us, and it's worth doing them yourself before you book.
When you're getting quotes, ask specifically whether the plumber is Gas Safe registered if the job touches any gas appliances or the boiler, and ask to see the card rather than just taking their word for it. For any drainage or soil stack work, ask whether they carry a drain camera and whether a CCTV survey is included in the diagnosis. It's always worth getting at least two or three quotes on larger jobs, not just for the price comparison but because the way different plumbers describe the problem tells you a lot about their experience. Ask what parts they plan to use and whether they're buying from a trade merchant or a standard DIY retailer, since the quality difference is significant. For new boiler installs, confirm you'll receive a Benchmark completion certificate and that the installation will be registered with the relevant scheme. Keep any certificates and job sheets together because you'll need them if you ever sell the property.
How We Select & Rate The Best Plumbers in Chelmsford
Rankings on this page are driven by public review rating and review count pulled from third-party business listings, with a small lift for businesses that have a working website and phone number. We check each business's homepage to confirm that plumbing work is what they primarily offer, which keeps unrelated trades off the page. Permanently-closed listings are removed automatically. Businesses marked Trust Verified have additionally passed our full verification covering qualifications, accreditations, public liability insurance, trading history, customer review history, and registered company information. See our How We Verify page for the full list. Other businesses listed here have not been independently verified by us, and inclusion is not an endorsement. Always carry out your own checks before hiring.
Positions 1–5 (Recommended and Featured) may be paid placements. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →
Households and commercial properties across Chelmsford turn to TM Hughes & Son Gas Services for plumbing and gas work carried out by a family-run outfit with a long-standing presence in the area. With a 5-star rating across more than 410 Google reviews, the business has built a consistent record among local residents. Coverage centres on the CM1 postcode and the surrounding town.
Chelmsford households and local properties call on FixEdd for plumbing work across the CM2 area. The company holds a five-star Google rating from 19 reviews, reflecting consistent work for residential customers. FixEdd covers the range of domestic plumbing jobs expected of a local outfit serving this part of Essex.
Plumbing and heating work across Chelmsford is the focus for Next Gen Heating and Plumbing Ltd, a local outfit covering domestic installations and repairs. With a Google rating of 4.8 from 22 reviews, the company has built a solid reputation among residents in the CM1 area. Services span general plumbing, heating systems, and associated maintenance work.
L K G Daughters Plumbing & Heating Ltd is a Chelmsford-based plumbing and heating firm with a 4.4-star Google rating across 29 reviews. Operating in the CM2 area, the company covers the full range of domestic plumbing and heating work, from boiler servicing to pipework repairs. The family name suggests a business built on continuity, passing trade knowledge across generations.
Shenfield Plumbing & Heating Ltd is a plumbing and heating company serving Chelmsford and the surrounding area. Operating from CM2, the firm carries a five-star Google rating across its reviews. Work covers the range of domestic plumbing and heating requirements expected of a local trade outfit.
Covering Chelmsford and the surrounding area, P&S Plumbing Limited handles both domestic and commercial plumbing work, from routine repairs to full installations. The company operates as a limited firm, suggesting an established setup rather than a sole trader. Locals needing a plumber in the mid-Essex area will find their details and service information at ps-plumbing.com.
Transparency notice: Recommended (#1) and Featured (positions 2-5) listings may be paid placements, so a business's fee affects whether and where it appears in those positions. All other listings are ranked by a combined score drawn from ratings and review counts published on third-party business listings, plus basic completeness signals such as a working website and phone. A Trust Verified badge means we have independently checked that business's documents; businesses without it have not been independently verified by us. How we verify →
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Most Chelmsford plumbers charge a call-out fee of around £60 to £100, with hourly rates typically sitting between £70 and £120 per hour depending on the job and the firm. A straightforward tap washer or isolation valve replacement might come in at £80 to £150 all in. Fixing a leaking radiator valve or bleeding a system is usually at the lower end. Replacing a standard combi boiler in a typical Springfield semi is more likely to run from £1,800 to £3,000 depending on the boiler brand and what flue work is needed. Unblocking a soil stack or clearing a drain is often charged as a fixed call-out, somewhere around £100 to £200. Getting two or three quotes is absolutely normal for any job over a couple of hundred pounds, and it's especially worth doing for boiler replacements or bathroom refits where labour and materials vary considerably between firms.
Do I need a Gas Safe registered plumber in Chelmsford?
Yes, if the work involves gas in any way, including fitting, servicing, or replacing a boiler, moving a gas pipe, or connecting a gas cooker, the person doing it must be on the Gas Safe Register. This is a legal requirement, not just a recommendation. You can check any engineer's registration on the Gas Safe website using their licence number. The card should show which types of work they're registered to carry out, because not all Gas Safe engineers are qualified for every category of appliance. A plumber who's excellent with pipework and drainage may not hold Gas Safe registration, so it's worth asking upfront what the job involves before you assume one person can handle everything.
How do I find and turn off my stopcock in an emergency?
Your internal stopcock is usually found under the kitchen sink, though in some Chelmsford properties, particularly older Victorian terraces around the town centre, it can be in a downstairs cupboard, under the stairs, or near the front door. Turning it clockwise closes it and stops the water supply to the house. If that doesn't stop the leak, or if the internal stopcock is stiff or broken (very common in older properties), there's an external stopcock in a small chamber in the pavement or front garden. You'll need a long-handled stopcock key to reach it, available from most plumbers' merchants for a few pounds. It's worth locating both before you ever need them rather than hunting in a panic with water coming through the ceiling.
What's usually covered by a plumber versus a heating engineer in Chelmsford?
There's real overlap, and many local tradespeople cover both. Generally, a plumber handles cold and hot water supply pipework, taps, toilets, baths, showers, waste and soil pipes, and outdoor taps. A heating engineer focuses on boilers, radiators, underfloor heating, and pressurised systems. Many firms in Chelmsford will describe themselves as plumbing and heating because the jobs frequently cross over, particularly when a boiler problem turns out to be a pipework issue or a system pressure fault. If your job involves both, look for someone who lists both services clearly on their website and can show the relevant qualifications for each. For gas work specifically, don't assume a general plumber is Gas Safe registered without asking.
How long does a boiler replacement take in a typical Chelmsford home?
A straightforward like-for-like combi boiler swap in a standard three-bedroom house, common across estates in Broomfield or Great Baddow, usually takes one full working day. If the new boiler is going in a different location, the flue needs extending, or the pipework needs re-routing, it could run into a second day. Conversions from a gravity-fed system with a hot water cylinder to a combi take longer, often two days, and require draining the whole system and capping off the old tank connections in the loft. A reputable installer will give you a written quote breaking down labour, parts, and the boiler unit separately, and should include commissioning and registration in the price rather than quoting for them as add-ons.
How should I check and compare plumbers in Chelmsford before booking?
Start by confirming they're Gas Safe registered if the job involves any gas appliances, and look them up directly on the Gas Safe Register rather than relying on a badge on their website. For general plumbing work, check whether they carry public liability insurance and ask for confirmation in writing if the job is a significant one. Read their public reviews critically, looking at how they respond to negative feedback as much as the positive comments. Ask for a written quote rather than a verbal estimate, and make sure it specifies the make and model of any major parts being fitted. Get at least two or three quotes for anything over a few hundred pounds. Ask specifically whether their quote includes VAT, call-out charges, and disposal of old parts, since these are common sources of surprise additions to the final bill.
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