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38 Years
experience
Emergency
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Professional Plumbing and Heating Services in South Wales
Established over 30 years ago, JSH Plumbing and Heating has built an enduring reputation for delivering professional and reliable plumbing and heating solutions across the Vale of Glamorgan and surrounding areas. Our Gas Safe registered engineers specialise in boiler installations, central heating systems, gas safety certificates, Saniflo installations, and comprehensive bathroom design and installation. With a commitment to minimal disruption and maximum customer satisfaction, we guarantee all work to the highest standards, combining technical expertise with competitive pricing.

Our team undergoes continuous training to maintain cutting-edge knowledge of industry advancements, ensuring safe, efficient, and future-proof solutions for residential and commercial clients. Customer feedback drives our continuous improvement, reflecting our dedication to exceeding expectations through transparent communication, quality craftsmanship, and tailored service delivery.
Services
Boiler Installations Gas Safety Certificates Saniflo Installations Bathroom Design Central Heating Systems Powerflushing Services Radiator Repairs Underfloor Heating Water Cylinder Repairs Bathroom Installations
Details
  • Year established: 1988
Highlights and features
  • We have over 30 years of experience in plumbing and heating solutions
  • Our engineers are Gas Safe registered for complete safety assurance
  • We guarantee all workmanship with competitive, transparent pricing
  • Minimal disruption approach during installations and repairs
  • Customer feedback drives our continuous service improvements
Associations and certifications
  • Gas Safe Register
What people say
Efficient and clean worker Stress-free experience Professional from start to finish Highly recommended for landlords Solved problems promptly
Services
Boiler Installations
We provide comprehensive boiler installations for gas, electric, and LPG systems across residential and commercial properties. Our Gas Safe engineers assess your heating requirements to recommend energy-efficient solutions within your budget. All installations include optional extended warranties and smart thermostat integration for optimal performance.
Gas Safety Certificates
Specialising in landlord gas safety certifications, we conduct thorough inspections of all gas appliances and pipework. Our annual safety checks ensure compliance with UK regulations while maintaining tenant safety. We provide immediate documentation and advisory reports for property owners across Wales.
Saniflo Installations
Our Saniflo solutions enable bathroom installations in challenging locations without traditional pipework. We offer expert advice on system selection and complete installation services for basements, loft conversions, and space-constrained properties. The compact, quiet systems require minimal maintenance while offering flexible design options.
Bathroom Design
From concept to completion, we deliver full bathroom design and installation services including tiling, flooring, and underfloor heating. Our team transforms spaces into functional, modern wetrooms or traditional bathrooms while ensuring complete compliance with building regulations and safety standards.
Central Heating Systems
We install and service complete central heating systems including radiators, powerflushing, and underfloor heating solutions. Our engineers optimise system efficiency through regular maintenance, repairs, and upgrades. We address low pressure issues, boiler faults, and heating inefficiencies with minimal disruption to property occupants.
Questions
What plumbing and heating services do you offer?
We provide boiler installations, gas safety certificates, Saniflo systems, bathroom design, central heating solutions, powerflushing, and radiator repairs across South Wales.
Are your engineers Gas Safe registered?
Yes, all our gas engineers hold current Gas Safe registration for complete safety and compliance assurance with UK regulations.
Do you offer emergency plumbing services?
We provide urgent call-out services for boiler breakdowns and plumbing emergencies with response times typically within one hour.
Which areas do you cover?
We operate throughout the Vale of Glamorgan including Cardiff, Penarth, Cowbridge, Barry, and surrounding South Wales locations.
How often should boilers be serviced?
Annual boiler servicing is recommended to maintain efficiency, ensure safety, and preserve manufacturer warranties.