Describe your job with details to view a tailored list of tradespeople.
Post your job

Gas Engineers in Welwyn

Easily find verified Welwyn Gas Engineers. Just post your job to get quotes from MyBuilder's Gas Engineers in Welwyn.

This image shows a gas engineer checking a clipboard while inspecting a gas boiler

How it works

Post your job for free

Post your job for free

Tell us about your job, and we’ll alert suitable tradespeople in your area. It’s simple and free.

Tradespeople respond

Tradespeople respond

Once your job is posted, you’ll get responses from interested tradespeople through the website.

Review profiles and choose

Review profiles and choose

Browse profiles, work history, and feedback, then choose who you wish to share your details with.

Some of our top rated gas engineers in Welwyn

590 Results

Sort by:

  • Tricks of the trade maintenance is a gas safe plumbing, heating and general maintenance company.

    Get in touch
  • Urban Suburban Trade Services are Specialist Plumbing, Heating and Electricial services. We also provide services for Extentions, Loft conversions and Property refurbishments. We are Gas Safe registered engineers and 17th edition Part P registered Electricians. We cover Surrey Berkshire Buckinghamshire Hertfordshire and London

    Get in touch
  • Gas Engineer in Welwyn

    Plumbers

    Get in touch
  • "Qualified heating engineer with over 10 years’ experience in domestic and commercial systems. Specialising in boiler installations, servicing, and energy-efficient heating solutions. Renowned for reliable workmanship, attention to detail, and excellent customer service. Fully Gas Safe registered and insured, delivering safe, cost-effective heating tailored to every client’s needs.

    Get in touch
  • Gas Heating Engineer Plumber Gas Service and Maintenance Work Boiler Installations

    Get in touch
  • Plumbing,Heating and gas engineers you can trust. - Boiler installation/maintenance/breakdowns - landlord gas safety certificates - All general plumbing work undertaken -Air conditioning maintenance and install -Air source heat pump installation and maintenance

    Get in touch
  • We are experienced and professional heating and electrical contractors

    Get in touch
  • Gas Engineer in Welwyn

    R22 is your all-in-one solution for Plumbing, Electrical, Gas, and Handyman services across London & Essex. Whether it’s a quick repair, full installation, or ongoing maintenance, our skilled and qualified team is committed to delivering reliable, safe, and professional work every time. We focus on honest pricing, fast response times, and clean, high-quality workmanship, no job too small, no project too big. Fully insured and ready to help.

    Get in touch
  • Gas Engineer in Welwyn

    We have over 10 years experience in plumbing

    Get in touch
  • Gas Engineer in Welwyn

    I am highly experienced domestic gas repairs engineer. I have just over ten years experience in gas work. I mainly specialise in gas boiler repairs, heating controls and radiator maintenance and repairs, new boiler installs. I have built a good clientele over the years and i keep striving to build more clients and provide good service. Gas Safety is paramount to me and I take pride in my advice and services provided. I am Vaillant and Baxi boilers approved contractor

    Get in touch
  • Gas Engineer in Welwyn

    🧑‍🔧Services and skills: ✅Electric Boiler Installation ✅Electric Boiler Servicing / Repair ✅Electric Cookers ✅Electric Gate Wiring ✅Electric Heating ✅Electric Radiators ✅Electric Range Cookers ✅Electric Showers ✅Electric Smart Thermostats ✅Electric Sockets ✅Electric Stoves ✅Electric Vehicle Charger Installation ✅Electrical Contractors ✅Electrical Heater Repair ✅Electrical Installation Condition Report - Safety Checks - EICR ✅Electrical Under Floor Heating Installation ✅Emergency Electrician Service ✅Emergency Lighting ✅Energy Efficient Lighting ✅Extractor Fans ✅Fault Finding ✅Fuseboard / Consumer Unit Installation ✅Fuseboard / Consumer Unit Repair ✅Garden Lighting ✅Hot Tub Wiring ✅House Rewiring ✅Immersion Heater Installation ✅LED Lighting ✅Lighting Design ✅Smoke Alarms ✅Storage Heating Services: ✅Domestic Work ✅Commercial Work ✅Insurance Work Undertaken

    Get in touch
  • Hi I am a gas heating engineer who look after your boiler and property

    Get in touch
  • At SPS Design and Build, we don’t just construct buildings — we bring your vision to life with skill, precision, and professionalism. As a trusted build company, we manage projects of all sizes, from complex renovations to full-scale new builds. What sets us apart is our commitment to quality, safety, and client satisfaction. We are fully Electrically Certified and Gas Safe Registered, ensuring that all electrical and gas work is completed to the highest industry standards. Whether you're planning a new home, a commercial space, or a full property transformation, SPS Design and Build delivers reliable, end-to-end construction services with a focus on craftsmanship, compliance, and lasting results. Built right. Built safe. Built to last.

    Get in touch
  • Gas Safe Engineers I do Landlord’s Gas Safety Certificate Repair Service and Mantainance Of boilers and cookers.

    Get in touch
  • I’m a fully qualified Gas Safe registered engineer with over 20 years of experience in plumbing and heating. I pride myself on offering honest advice, high-quality workmanship, and a reliable service. Whether it’s a boiler issue, heating upgrade, or general plumbing work, I’m here to help. I provide free quotations and am always happy to offer advice over the phone. Based within the M25, I cover all domestic work and ensure every job is completed to the highest standard.

    Get in touch
  • Gas Engineer in Welwyn

    Iam diligent, patient, honest, knowledgeable and professional. Get the job done properly.

    Get in touch

4.8

Top rated Gas Engineers

Our Gas Engineers in Welwyn, are rated 4.8 out of 5 based on 278 reviews from customers like you.

Quality screening

Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

What types of services are offered by local gas engineers in Welwyn?

Gas engineers in Welwyn can provide several services to help protect you and your home. Whether you’re upgrading your boiler, improving heating performance, or arranging a safety inspection, a gas engineer can help.

Here are some of the most common services offered by gas engineers in Welwyn:

  • Gas boiler installation: Fitting new boilers safely and efficiently, ensuring compliance with Gas Safe regulations.
  • Gas boiler servicing: Performing routine annual maintenance to keep your boiler running efficiently and identify early signs of wear.
  • Gas boiler repair: Diagnosing and fixing faults such as leaks, low pressure, or ignition issues.
  • Central heating installation and upgrades: Installing or upgrading radiators, thermostats, and pipework to improve heat distribution.
  • Landlord Gas Safety Certificates (CP12): Carrying out legally required annual checks for landlords and issuing certification.
  • Gas leak detection and repair: Locating and repairing gas leaks quickly and safely to prevent hazards.

MyBuilder makes it easy to find a Welwyn gas engineer urgently, helping you to keep your home safe. Simply post your job on MyBuilder, and available gas engineers near you will register their interest.

You can compare reviews and photos from previous jobs, discuss the work you need done in more detail and request quotes, all before you decide who to hire. The choice is entirely yours. Find the right Welwyn gas engineer for your job easily on MyBuilder!

Hourly rates of gas engineers in Welwyn

The average hourly rate for a gas engineer in Welwyn is around £45 to £60 per hour, depending on the type of job and the engineer’s experience. Some may charge a daily rate of £250 to £400, particularly for larger or more complex projects.

Keep in mind that hourly and daily rates usually don’t include the cost of replacement parts, new appliances, or additional repair work, so it’s always best to confirm what’s included before hiring.

Here are some average prices for common gas engineering services in Welwyn:

Find a gas engineer in Welwyn with MyBuilder

At MyBuilder, finding an available gas engineer in Welwyn couldn’t be easier. Creating a job post takes just a few minutes and saves you the time and hassle of endless online searching.

Once your job is live, we’ll share it with gas engineers around Welwyn. Those who are available and interested will register their interest. And from there, it’s over to you.

Here’s how the process works:

Step 1: Share your gas works job

Describe your gas-related job with as much detail as possible, including images if required - whether it’s a new boiler installation, a repair, or a safety check, and post it to MyBuilder for free. Local gas engineers in Welwyn can then view your listing and express their interest.

Step 2: Browse and compare Welwyn gas engineers

Browse through the profiles of interested gas engineers in Welwyn. Here, you can read real customer reviews, compare quotes, and review their past projects all in one place. You can also message interested Welwyn gas engineers directly to discuss your job and confirm important details like timelines and pricing.

Step 3: Hire with confidence

Once you have decided on the right gas engineer in Welwyn for your job, you can hire with confidence. Every tradesperson on MyBuilder, including Welwyn gas engineers, undergoes checks at registration.

This includes ID documents, company details, qualifications for regulated work, and skills assessments, so you can be sure your home is in safe hands.

Questions to ask a gas engineer in Welwyn

Choosing the right gas engineer is essential, not just for quality but also for your safety. You can be sure you find a suitable gas engineer by asking the right questions.

Some key questions you should ask before hiring a gas engineer in Welwyn include:

Are you Gas Safe registered?

This is the most important question to ask. Only Gas Safe–registered engineers are legally permitted to carry out gas work in the UK. Ask to see their Gas Safe ID card, which lists the types of gas appliances they’re qualified to work on.

What experience do you have with this type of job?

Whether you need a boiler installation, central heating repair, or a gas safety check, look for someone who has completed similar work recently. Experience with your specific appliance brand or system can help avoid costly mistakes.

Can you provide a detailed written quote?

A professional gas engineer in Welwyn should offer a clear, itemised quote covering labour, parts, call-out fees, and VAT. This avoids unexpected costs and lets you compare prices easily between engineers.

Do you offer any warranty or guarantee?

Ask whether the engineer guarantees their workmanship and if the manufacturer provides a boiler or parts warranty. Many gas engineers in Welwyn back their work for 12 months or more.

Do you offer emergency call-outs?

Gas leaks and heating failures can happen at any time. Ask if the Welwyn gas engineer provides 24/7 emergency cover, and confirm how quickly they can attend.

What are your charges for emergency or out-of-hours work?

Many Welwyn gas engineers charge a higher rate for evenings, weekends, or emergencies. You should be aware of these rates in advance to avoid unexpected costs if something goes wrong outside normal working hours.

Will you provide a Gas Safety Record after the work?

For installations or inspections, your Welwyn gas engineer should issue a Gas Safety Record (CP12) confirming the appliance or system has been checked and meets legal safety standards. Be sure that the engineer you choose will do so, if required for the job.

FAQs: Frequently asked questions when looking for gas engineers in Welwyn

How do I check if a gas engineer is Gas Safe registered?

You can verify any gas engineer in Welwyn’s registration by visiting the Gas Safe Register website. You can also ask to see their Gas Safe ID card, which shows their licence number and the types of gas work they’re qualified to carry out.

How long does it take a Welwyn gas engineer to install a new boiler?

A straightforward boiler replacement typically takes one to two days. More complex upgrades (like moving a boiler or updating pipework) may take longer.

Do I need a gas engineer in Welwyn to conduct an annual gas safety check?

Yes, it’s recommended for all homeowners and legally required for landlords. Annual checks keep appliances safe, efficient, and compliant with UK regulations.

Can I ask a plumber in location to work on gas appliances?

Only if they are Gas Safe registered. Some plumbers in Welwyn hold dual qualifications, but unless they appear on the Gas Safe Register, they cannot legally work on gas installations or appliances.

Other tradespeople in Welwyn

Cities