25+ Years Experience
Up to 12 Year Warranties
Gas Safe Registered
20+ Years Experience
100+ 5 Star Google Reviews
Boiler & Heating Specialists
in Cardiff
Boiler installation, servicing and repair for homes and businesses across Cardiff, Newport, Swansea and all of South Wales.
Our Brands & Accreditations
Our Services
Boiler Installation
A-rated gas and oil boilers expertly installed with warranties of up to 12 years for total peace of mind.
Boiler Servicing & Gas Safety Certificates
Annual boiler servicing and CP12 Gas Safety Certificates for homeowners and landlords across Gwynedd.
Boiler Repairs & Emergency Call Outs
Fast diagnostics and rapid response repairs to get your heating and hot water back up and running.
Central Heating Installation
Full central heating system design and installation for warm, efficient homes across Gwynedd.
Underfloor Heating
Energy-efficient underfloor heating installations for new builds, extensions and home renovations.
Aga & Rayburn Servicing
Specialist servicing and repair for Aga and Rayburn cookers across Gwynedd and the Llyn Peninsula.
Why Choose Us
Honest & Reliable Service
Clear communication, fair pricing and dependable service from enquiry to completion.
Up to 12 Year Warranties
Up to 12 years on gas boilers and 10 years on oil boilers, backed by manufacturer-approved installations.
Competitive Pricing
Honest, transparent quotes with no hidden costs and fair pricing on every job we take on.
Gas Safe Registered
Fully Gas Safe registered (No. 567914) so every install and repair is completed safely and legally.
Navien Accredited Installer
Approved Navien installer offering enhanced warranties and expert installation on every system.
Local & Trusted
Based in Gwynedd and proudly serving the Llyn Peninsula, Porthmadog, Pwllheli, Harlech and beyond.
How It Works
01
Enquire
Get in touch and tell us what you need, from a new boiler to an emergency repair.
02
Quote
We assess the job and provide a clear, no-obligation quotation with no hidden surprises.
03
Installation or Repair
Work is completed safely, tested thoroughly and left clean and tidy before we leave.
Your Trusted Local Heating Engineers
Lloyds Plumbing & Heating is a Gas Safe registered heating company serving homes and businesses across Gwynedd, including Porthmadog, Pwllheli, Harlech, Barmouth, Nefyn, Aberdaron and the wider Llyn Peninsula.
With over 20 years' experience in the heating industry, we specialise in boiler installation, servicing, repairs and full central heating systems, alongside Aga and Rayburn servicing, gas safety certificates and general plumbing.
As a Navien Accredited Installer offering warranties of up to 12 years on gas and 10 years on oil boiler installations, our work is built to last, fairly priced and backed by 80+ five-star Google reviews from customers across the region.
Recent Projects
Recent boiler installations, central heating systems and gas safety certificates completed across Gwynedd and the Llyn Peninsula.
Our Reviews
Read what people say about us...
Need a new Boiler
or repair?
Contact us today for a free quote.
Lloyds Plumbing & Heating is your trusted partner for boiler installation, servicing and repair across Gwynedd and the Llyn Peninsula. Gas Safe registered with 20+ years of experience.
