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50+ Years
experience
Emergency
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Expert Plumbing and Heating Services in Cardiff
Thompson Services has been delivering expert plumbing, central heating, and bathroom installation services across South Wales since 1967. As a family-run business with over 40 years of experience, we pride ourselves on employing directly trained professionals who adhere to the highest industry standards. Our Gas Safe registered engineers (registration number 152095) and Worcester Accredited Installer status ensure compliance with rigorous safety and quality benchmarks. We offer transparent pricing with guaranteed quotations before work commences, supported by 5 million insurance coverage for client peace of mind.

Our Checkatrade accreditation and consistent five-star customer feedback reflect our commitment to reliability, technical expertise, and exceptional service delivery. From emergency plumbing repairs to complete bathroom renovations, we combine decades of practical experience with modern methodologies to address both residential and commercial needs efficiently. Our operational history, industry certifications, and direct client testimonials substantiate our position as Cardiff's leading professional plumbing service provider.
Services
Plumbing repairs Boiler installations Bathroom installations Gas safety certificates Legionella risk assessments
Details
  • Year established: 1967
Highlights and features
  • 40 years of specialist plumbing and heating experience
  • Gas Safe registered engineers with number 152095
  • Fully insured up to 5 million for client protection
  • Checkatrade accredited with verified customer reviews
  • Family-run business maintaining direct staff oversight
Associations and certifications
  • Gas Safe Register
  • Worcester Accredited Installers
  • Checkatrade
What people say
Excellent service Professional and courteous Brilliant service Tidy and efficient Highly recommended
Services
Plumbing repairs
Our Gas Safe registered engineers provide rapid response for all plumbing emergencies including burst pipes, leaks, and drainage issues. Available 24/7 across Cardiff and surrounding areas, we guarantee fixed pricing with no hidden extras. Our directly employed technicians ensure consistent quality and immediate problem resolution for residential and commercial properties.
Boiler installations
As Worcester Accredited Installers, we supply and fit high-efficiency boilers tailored to your property's requirements. All installations include gas safety certification and come with manufacturer warranties. Our engineers perform comprehensive system checks to ensure optimal performance, with transparent pricing agreed before commencement of works.
Bathroom installations
We offer complete bathroom design and installation services including wetrooms, ensuites, and luxury renovations. Our team manages all aspects from tiling to electrical work, providing CAD visualisations before commencement. With Checkatrade approval and numerous five-star reviews, we deliver bespoke solutions matching client specifications and budgets.
Gas safety certificates
We conduct thorough Gas Safety Certificate inspections for residential and commercial properties, ensuring compliance with HSE regulations. Our engineers document all findings digitally, providing PDF reports with annual reminders. Combined boiler service and gas safety checks available at discounted rates.
Legionella risk assessments
Our certified assessors perform comprehensive legionella risk evaluations for domestic and commercial properties. The service includes temperature testing, outlet inspections, and detailed digital reporting with 12-month backup retention. We coordinate tenant access to minimise landlord administrative burdens.
Questions
Are your engineers Gas Safe registered?
Yes, all our gas engineers hold current Gas Safe registration (number 152095) for boiler installations and safety checks.
Do you offer emergency plumbing services?
We provide 24/7 emergency plumbing repairs across Cardiff, Penarth, and Barry with rapid response times for urgent issues.
Can you install complete bathrooms?
Yes, we offer full bathroom design, supply, and installation services including wetrooms, ensuites, and luxury renovations with CAD visualisation.
What payment options are available?
We accept major credit/debit cards and bank transfers. All pricing is agreed in advance with no hidden charges or unexpected fees.
Do you provide guarantees on work?
We offer full guarantees on all plumbing, heating, and bathroom installation works with manufacturer warranties for supplied products.
Are you Checkatrade accredited?
Yes, we maintain active Checkatrade accreditation with verified customer reviews and five-star ratings for service quality.