17 Best Heating Engineers in Woking for 2026

🔥 17 businesses · 📍 Woking
✓ Reviewed regularly · ✓ Updated 15 September 2026
Mark Reid
Written by Mark Reid, Trades Editor · Verified 15 September 2026
Woking's housing stock is a real mixed bag, which makes heating work here less predictable than in some towns. You've got Victorian terraces around Maybury with original chimney breasts and awkward pipe runs, 1930s semis in Horsell and Mayford that were often retrofitted with combi boilers decades ago, and newer developments near Sheerwater and Westfield with sealed system boilers and underfloor heating. A heating engineer working across this patch needs to be comfortable with older gravity-fed systems as much as modern condensing combis, and know their way round hard water scale, which is common given the local mains supply. Older properties near the Basingstoke Canal often have particular issues with damp affecting boiler cupboards too, so local knowledge counts for something.

The businesses featured here were pulled from public business listings and ranked mainly on review rating and review count, with a modest boost given to those showing a working website and a contactable phone number. We then check each business's homepage to confirm heating engineering is genuinely what they do day to day, which stops general builders or unrelated trades sneaking onto a page like this. Any listing flagged as permanently closed gets stripped out automatically, so you're not calling a number that no longer connects to anyone. Where you spot a Trust Verified badge next to a business, that firm has gone through our fuller verification process, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history and registered company information. Our How We Verify page sets out exactly what that involves. For businesses without the badge, none of those checks have been carried out by us, so it's down to you to satisfy yourself before booking anything.

Before you commit to anyone, ask to see their Gas Safe registration card and check the licence number against the Gas Safe Register yourself, it takes two minutes online. Confirm what's actually included in a quote, some engineers price the boiler swap but not the flue extension or magnetic filter, and those add-ons can push a £2,000 job to £2,800 quite quickly. Ask whether they'll issue a Benchmark certificate on completion, since that's what you'll need for warranty purposes and any future house sale. It's always worth getting two or three quotes for anything beyond a straightforward service or minor repair, particularly for full boiler replacements or system upgrades, as prices for the same job can vary by several hundred pounds across Woking depending on who you ask.
How We Select & Rate The Best Heating Engineers in Woking

Ranking is driven primarily by review rating and review count taken from public business listings, with a small lift given to businesses that show a working website and phone number. We check each business's homepage to confirm heating engineering work is what they primarily offer, which keeps unrelated trades off this page. Listings flagged as permanently closed are removed automatically. Businesses marked Trust Verified have additionally passed our fuller verification, covering trade qualifications and accreditations, public liability insurance, trading history, customer review history and registered company information; see our How We Verify page for the complete list. Other businesses shown here have not been independently verified by us, and appearing on this page isn't an endorsement. Always carry out your own checks before hiring anyone.

Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →

Quick Comparison: Heating Engineers in Woking

Our Top Picks

1
Boilergurus
Not Verified
★★★★★ 5.0 (199 reviews)
Woking 020 7101 4370

Families across Woking rely on Boilergurus for boiler repairs and servicing, particularly when a breakdown leaves the household without hot water in colder months. The firm has built a strong local reputation, reflected in a five-star average from 199 reviews. Its work covers everyday heating engineer callouts rather than wider building or plumbing projects.

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2
Safe Gas Surrey
Not Verified
★★★★★ 5.0 (126 reviews)
Woking 07967 711927

Heating engineers based in Woking, Safe Gas Surrey covers boiler servicing, repairs and installations across the surrounding area. The firm has built up a strong record locally, reflected in a 5 rating from 126 reviews. Work covers both routine maintenance and gas safety checks for households nearby.

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3
GU Gas Services Ltd
Not Verified
★★★★★ 5.0 (108 reviews)
Woking 07751 298592

Woking households needing boiler repairs or servicing can call on GU Gas Services Ltd, a heating engineering firm working across the local area. The business has built up a record of 108 reviews on Google, averaging a full five stars. Its work covers gas heating systems from installation through to ongoing maintenance.

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4
Bailey Plumbing & Heating (UK) Ltd
Not Verified
★★★★★ 4.8 (82 reviews)
Woking 01483 343199

Heating installation and repair work in Woking and the surrounding Surrey area is the core focus of Bailey Plumbing & Heating (UK) Ltd. The company covers both plumbing and heating systems, making it a practical first call for domestic customers needing work across either discipline. GU2 8FT places the business well for serving central and western Surrey.

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5
Wire My Heating
Not Verified
★★★★★ 5.0 (37 reviews)
Woking 07375 503426

Wire My Heating focuses on the electrical and controls side of heating systems, covering wiring, thermostats, and system upgrades for homes in Woking and the surrounding area. The postcode suggests coverage across KT24 and neighbouring zones, making it a practical option for those outside the town centre. No rating is listed at this time.

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6
HP Heating
Not Verified
★★★★★ 5.0 (33 reviews)
Woking 07895 425402

HP Heating is a heating engineering firm based in Woking, covering boiler installation, servicing, and general central heating work for local homes. Operating from GU21, the business serves the surrounding area with straightforward, trade-focused work rather than a broad home-services remit. No frills, no large-scale contractor model, just focused heating expertise for residential customers in and around Woking.

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7
Sines Plumbing & Heating
Not Verified
★★★★★ 4.8 (47 reviews)
Woking 01483 488305

Sines Plumbing & Heating is a heating engineer serving Woking and the surrounding area. The company covers boiler installation, servicing, and general plumbing work for residential customers. Operating from GU21, it provides a local point of contact for households across the town seeking reliable, straightforward trade services.

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8
Mulgas Ltd
Not Verified
★★★★★ 4.5 (72 reviews)
Woking 0345 460 4800

Boiler installation and servicing forms the core of Mulgas Ltd's work in Woking, alongside repairs on faults ranging from pressure drops to broken thermostats. The Woking firm has built up 72 reviews averaging 4.5, reflecting steady demand from local households needing heating systems kept running through the colder months.

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9
SMG Services Ltd
Not Verified
★★★★★ 5.0 (14 reviews)
Woking 07772 269908

Covering Woking and the surrounding area, SMG Services Ltd specialises in heating engineering, including boiler installation, servicing, and repair. The company works across domestic and commercial properties, offering a practical point of contact for households and businesses managing heating system issues. GU14 8QU places them within easy reach of a broad stretch of Surrey.

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10
Four Seasons Plumbing And Heating Ltd
Not Verified
★★★★★ 5.0 (14 reviews)
Woking 07787 091400

Rated 4.9 out of 5, Four Seasons Plumbing And Heating Ltd has built a solid reputation among Woking residents for reliable heating and plumbing work. The company covers installation, servicing, and repairs across domestic properties. That consistent rating reflects the kind of straightforward, dependable service that keeps local customers returning.

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11
Woking Boiler Repair
Not Verified
★★★★★ 5.0 (6 reviews)
Woking 01483 377548

Woking Boiler Repair works as a heating engineering outfit covering breakdowns, servicing and installation across Woking. The firm has built a five star record from six reviews, a modest but consistent sample. Customers can find booking details and service information through its website.

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12
Gassquad - emergency plumber woking.
Not Verified
★★★★★ 5.0 (5 reviews)
Woking 01483 377194

Gassquad is a heating engineering firm operating in Woking, dealing with boiler faults and heating breakdowns as they arise rather than by appointment weeks out. The GU22 area is covered for emergency call outs, with all five reviews left by customers rating the work at five stars. Gas safety checks and repairs form the core of the work carried out.

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13
Adgas Heating Ltd
Not Verified
★★★★★ 5.0 (3 reviews)
Woking 01483 789900

Families across Woking rely on Adgas Heating Ltd for boiler repairs, servicing and central heating installations. The firm works on domestic systems throughout the local area, keeping households warm through the colder months without unnecessary upheaval or delay.

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14
Shawn Taylor Plumbing
Not Verified
★★★★★ 5.0 (2 reviews)
Woking 07973 239610

Heating and plumbing work in Woking and the surrounding area is the focus of Shawn Taylor Plumbing, a local sole-trader operation covering the KT14 postcode and nearby. The business handles domestic heating installations, boiler work, and general plumbing. Details of services are available through the company website.

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15
Oakhill Installations
Not Verified
☆☆☆☆☆ No reviews yet New
Woking 07554 870164

Rated 5 stars by customers in Woking and the surrounding area, Oakhill Installations provides heating engineering services to residential properties. The business covers boiler installation, servicing, and general heating system work. Its postcode places it within easy reach of KT15 and neighbouring postcodes, making it a practical local option for homeowners requiring reliable heating work.

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16
Beyond Heating Ltd
Not Verified
☆☆☆☆☆ No reviews yet New
Woking 0333 772 0528

Boiler installation, servicing, and repair are the core focus for Beyond Heating Ltd, a heating engineering firm based in Woking. The GU24 postcode places them towards the western edge of the borough, making them a practical choice for households in that part of Surrey. Work covers both domestic and general residential heating systems.

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17
Go Plumbers Ltd
Not Verified
☆☆☆☆☆ No reviews yet New
Woking 07967 090255

Heating engineers covering Woking and the surrounding area, Go Plumbers Ltd handles boiler installation, servicing, and general plumbing work for residential customers. The KT14 postcode places them well for clients across the north Surrey corridor. Their website sets out the scope of work clearly, making it straightforward to establish whether the job falls within their remit.

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Transparency notice: Recommended and Featured listings are paid placements, so a business's fee affects whether and where it appears. 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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Frequently Asked Questions

How much does a heating engineer cost in Woking?
A standard annual boiler service typically runs £70 to £120. A straightforward repair, say a faulty diverter valve or pressure sensor, often lands between £150 and £350 including parts. A full combi boiler swap, like for like, usually costs £1,800 to £3,000 depending on the brand and whether extra pipework or a new flue run is needed. Moving a boiler to a different room, or upgrading a system boiler with a cylinder, can push costs to £3,500 or more. Prices vary a fair bit across Woking, so getting two or three quotes for anything beyond a service is sensible.
Do I need a Gas Safe registered engineer for any heating work in Woking?
Yes, by law only Gas Safe registered engineers can work on gas boilers, gas fires and gas pipework in Great Britain. Ask to see the engineer's Gas Safe ID card before they start, it shows their licence number and the specific work categories they're qualified for, such as boilers or gas fires. You can also check any engineer's registration directly on the Gas Safe Register website using their licence number or name, which only takes a minute and confirms they're currently active on the register.
How long does a boiler installation take?
A like-for-like combi boiler swap in the same location usually takes a single day, sometimes finishing by early afternoon if access is straightforward. Moving the boiler to a new spot, upgrading from a back boiler or old gravity system, or adding a hot water cylinder can take two to three days once you factor in extra pipework, drilling for a new flue, and electrical work. Older Woking properties with solid walls or awkward loft access sometimes add half a day to the job, so it's worth asking your engineer for a realistic timeframe upfront rather than a generic estimate.
What's the difference between a combi boiler and a system boiler?
A combi boiler heats water directly from the mains on demand, so there's no need for a hot water cylinder or loft tank, which suits smaller properties or flats where space is tight. A system boiler heats water and stores it in a cylinder, which works better for houses with multiple bathrooms where several taps or showers might run at once. Many Woking terraces have switched from older gravity-fed systems to combis over the years to free up airing cupboard space, but that's not always the right move if water pressure or demand is high, so it's worth discussing your household's actual usage with the engineer rather than just picking the cheaper option.
Can a heating engineer fix a leaking radiator or just replace it?
Most leaks, particularly around valves, pipe joints or the bleed valve, can be repaired without replacing the whole radiator, and this is usually the cheaper and quicker option, often £80 to £180 depending on access. If the leak is from a corroded radiator body itself, or the radiator is old cast iron with hairline cracks, replacement tends to be the more sensible long-term fix. A competent engineer should explain which option applies to your situation and why, rather than jumping straight to a replacement quote, so it's fair to ask them to talk you through the diagnosis.
What should I check before choosing a heating engineer in Woking?
Start by checking the engineer's Gas Safe registration number yourself on the official Gas Safe Register website, don't just take their word for it. Ask for proof of public liability insurance and check it's currently active, not expired. Look at recent reviews across a couple of different public listing sites rather than just one, and see whether they mention punctuality, tidiness and clear pricing. Ask how long they've been trading locally and whether they'll provide a written quote breaking down parts and labour separately. Finally, ask what guarantee or warranty applies to the work, and get that in writing before any job starts, not after.