Highly Trained Team You Can Trust
Our team of plumbers and heating engineers are highly experienced, reliable, and experts at what they do.
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Fast and Efficient Service
We provide prompt services, taking care of any plumbing, heating and electrical issues quickly and efficiently.
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Quality Services at Competitive Rates
Our prices are cost-effective, and you won’t find better high-quality value for money anywhere else.
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Specialist Swansea Plumbers,
Heating Engineers & Electrical Contractors

Plumbing & Heating Services

At Treforys Gas, we provide a comprehensive service that can deal with all types of plumbing and heating projects our customers require, from installation, maintenance and repairs

Domestic Sprinkler Systems

Domestic sprinkler systems are one of the most effective ways to protect your home from devastating fire damage. Our team are experts at design, installation and maintenance of sprinkler systems

Electrical Services

We provide fast-response electrical services to our customers across the Swansea area, as well as planned electrical works such as installations, rewiring, fixing faults, and securing systems for future longevity.

About us

Committed to Excellence and Service

We are a leading plumbers Swansea company with over 20 years of experience in the business. We provide a wide range of services for both residential and commercial clients.’ 

We are Gas Safe registered and fully insured, as well as being a member of many plumbing and construction professional bodies, including Safe Contractor, Construction Line, NAPIT, and Trustmark.

Based in the city, we have worked with our customers on bathroom installations, domestic sprinkler systems (design and installation), domestic wiring, and other plumbing and heating services.No job is too big or too small, so we’ve got you covered.

Our Services

Specialist Plumbers Swansea

We offer a wide range of services to cover all of your plumbing and heating needs. Alongside general installation, maintenance and repair, we are able to service and diagnose boiler faults, set up replacement boiler systems, design and install domestic sprinkler systems, complete full bathroom refits, and undertake any necessary domestic rewiring either separately or as part of the overall projects. Across all our services, customer satisfaction is our number one priority. We will work tirelessly to ensure that all work is completed safely, aesthtically and to your personal satisfaction. As leading plumbers Swansea, a quality service is our guarantee; our friendly, trustworthy, and efficient team will always put your safety and satisfaction first.

Treforys Gas Boiler Maintenance and servicing Swansea

Replacement Boiler & Heating Systems

Sometimes your boiler may reach a point beyond repair. The thought of replacing your boiler or heating system in its entirety can be overwhelming – but it doesn’t have to be. We offer comprehensive installations across domestic properties of all types. Our Swansea heating engineers are experienced workers who can help advise which boiler system will best suit your needs, before completing a full installation. Your new boiler will be more efficient and less prone to breakdowns, saving you on your energy bills.

Bathroom Refits

Our bathroom refit service makes full use of our 20+ years experience to ensure your bathroom design and installation is completed to the highest standards. From the first meeting to the final sign-off, we will work closely with you so you can rest easy, knowing you are in safe hands. Alongside expertly managing any plumbing and heating refits, our team can advise you on the best practical yet stylish fixtures and arrangements to achieve the bathroom you’ve always wanted.

Boiler Servicing and Repairs Swansea Treforys Gas Solutions

Boiler Servicing & Fault Diagnosis

If your boiler breaks down and you need an instant repair, our team is on call to offer immediate assistance. With in-depth knowledge of all boiler types, our engineers will be able to quickly diagnose the cause of the fault and work to fix it as soon as possible. We know how stressful a boiler fault can be, so our team are trained to provide friendly, reassuring assistance in any situation. We can also service your boiler to prevent any faults, including visual inspections, assessing ventilation, performing a gas soundness test, checking safety devices, and ensuring maximum efficiency.

Treforys Gas Domestic Wiring Electrical Swansea

Domestic Wiring

Our trained electricians are ready to cover all your domestic electrical needs. From complete rewirings, to altering configurations, to simply installing new plug sockets or lighting fixtures, our service is reliable, safe, and efficient. Our team can complete electrical work to the highest standards whilst leaving no trace to the interior appearance of your home, whether it’s dealing with emergencies or completing planned work. The wealth of experience held by Treforys Gas makes us the best domestic wiring service in Swansea.

Domestic Sprinkler Installers Swansea Treforys Gas

Domestic Sprinklers Design & Installation

When it comes to designing and installing domestic sprinkler systems in the Swansea area, we are the number one choice. By catching fires quickly, it can be surprising how little water is needed to successfully extinguish any flames, allowing you to create and feel safe in your dream home. Our team will survey your home and use site drawings to create your bespoke sprinkler design, before liaising with building controls to make your experience as easy as possible.

The Service You Can Count On!!

We promise to deliver! We deliver what we promise! Looking for a quote, help or advice? Get in touch with us today 

What our clients think

Our testimonials


Benefits of working with us

At Treforys Gas Solutions we pride ourselves in the quality, reliability and professionalism of our services ensuring all our customers needs and expectations are met.

fast service

We don't like keeping our customers waiting so a prompt and efficient service is important to us.

qualified team

Our team of expereinced engineers are fully qualified to industry standards, so your job will be done right.

Affordable pricing

Our rates are some of the most competitive in the industry meaning our customers get real value for money

100% Customer satisfaction

All our work comes with an 100% customer satifaction gaurantee ensuring we maintain the highest standards of work

Plumber Swansea delivering plumbing and heating services in the area
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About us

Treforys Gas Solutions, is a Swansea based company, specialising in gas central heating systems, gas boilers, bathroom suites and  design and installation of domestic fire sprinklers. With over 20 years industry expereince we are the company you can trust.

Company info


17 Oxwich Court, Swansea Enterprise Park, Swansea SA6 8RA


01792 791122



Opening hours

Monday - Friday

7:30 AM - 5:00 PM


8:00 AM - 1:00 PM



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