Boiler & Central Heating Services in South Wales
We provide reliable boiler repairs, installations, and servicing in South Wales, helping homeowners keep their properties warm, safe, and energy-efficient all year round.
From emergency boiler breakdowns and annual servicing to full central heating installations and system upgrades, our experienced engineers deliver fast response times and professional workmanship you can trust.
We work with all major boiler brands and ensure every job is completed to the highest safety and performance standards.
If you’re looking for trusted boiler and heating engineers in South Wales, get in touch today for a free quote.
Choose from a range of services
Find the services you need for all your plumbing needs.
Bathroom Refurbisment
We provide professional bathroom refurbishment services, transforming outdated bathrooms into stylish, functional spaces tailored to your home and budget.
Plumbing Emergency?
Got a plumbing emergency? Our experienced team is ready to respond quickly and resolve any issue — big or small — with fast, reliable service you can trust.
Boiler Repair & Maintenance
Regular maintenance can prevent costly repairs in the future. Call us now for a free quote and book your boiler service with us today.
Heat Pump Installation
We provide professional heat pump installations, helping homeowners switch to energy-efficient, environmentally friendly heating systems.
Our experienced engineers assess your property, recommend the right system, and carry out a safe, high-quality installation to ensure reliable performance and lower running costs.
Get in touch to find out how a heat pump can benefit your home.
Central Heating Installation & Maintenance
We offer professional central heating installation and maintenance services to keep your home warm, efficient, and reliable.
Our expert team installs new systems tailored to your property and needs, and provides regular maintenance to ensure long-lasting performance and fewer breakdowns. From system design to safe installation and ongoing care, we deliver quality workmanship and dependable service you can trust.
Contact us today for a free quote or to schedule your central heating service.
Experience You Can Trust
Over 20 Years of Trusted Experience
With over 20 years in the industry, we bring proven knowledge, hands-on expertise, and a reputation built on trust. Our experienced team is committed to delivering high-quality workmanship, honest advice, and reliable service on every project.
Customers choose us because we combine technical skill with a customer-first approach — turning up on time, working efficiently, and completing every job to the highest standard. When you work with us, you’re choosing experience you can trust and results that last.
Domestic or Commercial Gas Services
We provide professional domestic and commercial gas services, delivering safe, efficient, and fully compliant solutions for homes and businesses.
From gas boiler installations and servicing to pipework, appliances, and system upgrades, our qualified engineers ensure every job is completed to the highest safety standards. Whether you require routine maintenance, urgent repairs, or a full system installation, we offer dependable service with minimal disruption.
With extensive industry experience and a strong focus on safety, quality, and reliability, we’re trusted to handle gas work of all sizes with precision and care.
Take a look at some of our work
See our successful plumbing projects for satisfied customers.
Contact Us Now!
Don’t wait. Contact us today to get your plumbing issues resolved quickly and affordably.
Testimonials
See what satisfied clients are saying about our exceptional plumbing services.
Having come highly recommended, we contacted Calvin to bleed our boiler after it conked out on us. He was with us the same day – a Friday evening – and now we’re thoroughly enjoying a warm house and hot showers all round! Very friendly and happy to explain things etc. Will certainly continue to pass on the recommendation to others.
Beth James – Facebook Review
Calvin came highly recommended and we will now not contact anyone else. With us within 24 hours. Leaky taps all sorted, professional amazing service. Nothing was too much trouble. Calvin thankyou so much and we will definitely be returning to you in future
Jen Sheppard – Facebook Review
Calvin came highly recommend to me from a friend and we now understand why. He helped us with our boiler that was leaking water everywhere, and our experience was brilliant. Super professional, quick to respond, and really cared about getting things right. We are absolutely going to use him again for our service and have already been creating a list of extra jobs we would like doing. We would highly recommend him to anyone looking for any boiler related jobs. Thank you
Becky MIddletone – Facebook Review
Contact Us
Contact Castle Heating Cydweli for any plumbing concerns and our friendly team will be happy to assist you.