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Trusted Plumbing & Heating Services in Cardiff
Established as a family-run enterprise, KLM Plumbing & Heating Services has built a strong reputation for delivering high-quality domestic plumbing, heating, and gas services across Cardiff and South Glamorgan. Our Gas Safe registered business is operated solely by Kris, the owner and engineer, who brings over two decades of hands-on experience to every project. We approach plumbing and heating as both a craft and a trade, prioritising meticulous attention to detail and exceptional workmanship. All services are guaranteed, with the company maintaining comprehensive insurance coverage up to 2 million.

Our loyal customer base and steady stream of referrals through word-of-mouth recommendations underscore our commitment to reliability, competitive pricing, and customer satisfaction. We specialise in bathroom installations, boiler replacements, heating system upgrades, and gas appliance maintenance while offering prompt emergency response services. Our dedication to transparency, professionalism, and maintaining the highest standards has cemented our position as a trusted local provider.
Services
Bathroom Installations Boiler Services Heating Systems Gas Safety Certificates Emergency Repairs
Highlights and features
  • We have over 20 years of hands-on experience in domestic plumbing and heating.
  • Our Gas Safe registered engineer guarantees compliance with safety standards.
  • We maintain comprehensive insurance coverage up to 2 million for client protection.
  • Our family-run business prioritises meticulous attention to detail in every project.
  • We offer competitive rates supported by a loyal customer base of referrals.
Associations and certifications
  • Gas Safe Register
What people say
Extremely professional Honest and conscientious Fast and tidy worker Very reasonably priced Excellent service
Services
Bathroom Installations
We design and install modern bathrooms tailored to your space and requirements. Our service includes fitting showers, baths, sanitaryware, and tiling. With over 20 years of experience, we ensure watertight installations and functional layouts while maintaining high aesthetic standards. All work complies with current building regulations.
Boiler Services
We supply and install combi, regular, and system boilers with annual servicing options. Our Gas Safe engineer conducts safety checks, efficiency optimisation, and fault diagnostics. We provide landlord gas safety certificates and emergency boiler repairs for uninterrupted heating performance.
Heating Systems
We install and maintain complete central heating systems including radiators, underfloor heating, and smart thermostats. Our expertise covers system flushing, pump replacements, and energy-efficient upgrades. We guarantee reliable operation through thorough pressure testing and component quality checks.
Gas Safety Certificates
We conduct comprehensive gas appliance inspections for landlords as required by law. Our Gas Safe engineer issues safety certificates after checking boilers, cookers, and fires for compliance. We identify potential hazards and provide remedial work to ensure tenant safety and legal compliance.
Emergency Repairs
We offer urgent response for burst pipes, heating failures, and gas leaks. Our 24/7 emergency service minimises property damage through rapid diagnosis and repairs. We maintain stock of essential parts for same-day fixes while providing transparent pricing during critical situations.
People
Kris
Owner Engineer
Kris leads all operations with over 20 years of plumbing and heating expertise. He ensures every project meets exacting standards through personal oversight. His Gas Safe registration guarantees compliance with safety regulations while maintaining a customer-focused approach to problem-solving.
Questions
Are you Gas Safe registered?
Yes, we hold active Gas Safe registration for all domestic gas work including boilers, cookers, and fires.
Do you offer emergency plumbing services?
We provide 24/7 emergency response for urgent issues like burst pipes, heating failures, and gas leaks.
What areas do you cover?
We serve Cardiff and South Glamorgan, including Rumney, Caerphilly, and surrounding communities.
How long has your business operated?
The owner has over 20 years of plumbing experience, with our current business structure established through customer referrals.
Do you guarantee your work?
All installations and repairs come with a full guarantee as standard, reflecting our confidence in workmanship quality.
Can you provide landlord gas safety certificates?
Yes, we conduct annual gas safety inspections and issue official certificates for rental properties.