Wales Energy Efficiency Awards winnerWales’ Boiler Installer & Heating Contractor of the Year 2026
Gas Safe registeredSwiftHeat UK
Reg. No. 978273
Reg. No. 978273
Humm 0% finance3, 6, 9 or 12 months · subject to approval
Multi-technology heating expertise
Gas
Reliable, efficient heating solutions
Oil
Expert installation, servicing & repairs
LPG
Flexible heating for off-grid homes
Air Source Heat Pumps
Lower-carbon heating for the future
- Domestic
- Commercial
- Heating & Plumbing
Keeping Homes Warm Across Wales & the UK
Long-term confidenceUp to 12-year warranties
100% recommend
Across 32 Facebook reviews
View on Facebook →
Three honours • Wales Energy Efficiency Awards 2026
Winner — Wales’ Boiler Installer & Heating Contractor of the Year 2026
Winner
Recognised for heating expertise, quality and customer care.
Choose your quickest route
GAS • OIL • LPG • AIR SOURCE HEAT PUMPS
Domestic & Commercial Heating • Plumbing • Engineering
What do you need today?
Start with the service that best matches your home. SwiftHeat UK supports homeowners across Cardiff and South Wales with boiler installation, servicing, repairs and whole-home heating advice. Read the details first or send a short, pre-selected enquiry. Heating solutions across gas, oil and LPG systems, alongside air source heat pump technology.
From £1,790
New boiler
A surveyed installation, carefully specified for your home and hot-water demand.
£85 inc. VAT
Boiler service
Planned safety, condition and performance checks with straightforward feedback.
£85 inc. VAT
Boiler fault
Evidence-led diagnostics before parts are replaced, with repair costs agreed first.
Grants available
Heat pump
A whole-home assessment covering heat loss, emitters, hot water and grant eligibility.
Cardiff City season ticket holder offer
15% off
Cardiff City Football Club season ticket holders receive 15% off qualifying new boiler installations and boiler servicing from SwiftHeat UK.
Claim your 15% discountOffer eligibility & terms
- A valid Cardiff City FC season ticket must be shown before the quotation or service booking is confirmed.
- The offer applies to the eligible season ticket holder’s principal residential property.
- The 15% discount is calculated against SwiftHeat UK’s standard price.
- It cannot be combined with the advertised “from £1,790” boiler offer, the Care+ package, or any other discount or promotion.
- Where more than one offer is available, SwiftHeat UK will apply the eligible offer that provides the greatest saving.
- Boiler installations remain subject to survey, product choice, property requirements and availability.
SwiftHeat UK Group Ltd · Proudly associated with Cardiff City Football Club
Proudly backing the Bluebirds. Committed to Cardiff.
SwiftHeat UK Group Ltd is proud of our association with Cardiff City Football Club, with our brand showcased across the LED display system on all three sides of Cardiff City Stadium.
For us, this association means far more than matchday visibility. It reflects our genuine commitment to the club, its passionate Bluebird supporters, the city of Cardiff and the wider community that Cardiff City Football Club brings together.
As a growing Welsh heating business, we are proud to give something meaningful back through exclusive supporter benefits, trusted heating expertise and dependable service that helps keep local homes warm, efficient and comfortable.
From the stands of Cardiff City Stadium to homes throughout Cardiff and beyond, we are proud to stand alongside the Bluebirds and the communities we serve.
One club. One city. One community.
REAL CUSTOMERS. REAL EXPERIENCES.
There is no stronger endorsement of our work than hearing directly from the people who have trusted SwiftHeat UK Group Ltd in their homes and properties.
These customers explain, in their own words, what it was like choosing SwiftHeat UK — from the first conversation through to installation, certification and ongoing aftercare.
Clare Francis
Homeowner Testimonial
“Several jobs completed to perfection, with a reasonable quotation and no hidden extras.”
Clare shares her experience of choosing SwiftHeat UK for her home, from a clear quotation through to professional installation and ongoing support.
View Clare’s Installation Details
SwiftHeat UK supplied and professionally installed a Worcester Bosch Greenstar 8000+ Style 40kW Combi Boiler with a 10-Year Manufacturer Warranty.
Also provided:
- 12-Month Installation Guarantee
- Gas Safe registered installation
- Building Regulations certification
- Integration of the customer’s Tado heating controls
- Ongoing aftercare and support
Mr. Wazir Ausalut
Landlord Customer Testimonial
“100/100 service.”
Wazir shares his experience of an installation managed hundreds of miles away, with clear communication and regular updates that made him feel on-site.
View Wazir’s Installation Details
SwiftHeat UK supplied and professionally installed an Ideal Atlantic C24 24kW Combi Boiler with a 5-Year Manufacturer Warranty.
Also provided:
- 12-Month Installation Guarantee
- Gas Safe registered installation
- Building Regulations certification
- Programmable wireless thermostat
- Regular project updates
- Ongoing aftercare and support
Wazir’s verdict:
- “100/100 service.”
- “Trustworthy, reliable and deliver exactly what they promise.”
- “Highly recommended.”
WHY CUSTOMERS CHOOSE SWIFTHEAT UK
- Honest, straightforward advice
- Clear communication from start to finish
- Professional and respectful workmanship
- Heating solutions designed around the customer
- High standards without compromise
- Support beyond the installation
Your property is in safe hands with SwiftHeat UK.
READY TO EXPERIENCE THE SWIFTHEAT UK DIFFERENCE?
CUSTOMER REVIEWS
Trusted from first call to final handover.
Clear advice matters. So do punctuality, tidy workmanship and support after the installation. Explore review highlights from customers across Wales and the UK.
Real homes • Wales & the UK
Warmth starts at home.
Expert heating care, delivered with respect for your home.★★★★★
“From initial quotation to full installation of our new combi boiler — just two days. Excellent service from start to finish.”
★★★★★
“Communication was spot on from start to finish. Even from hundreds of miles away, it felt like I was on site.”
Explore 30 named review highlights
Facebook currently shows 32 reviews. Browse the published excerpts, then open Facebook for the complete set.
1–3 / 32
Featured in our Cardiff City information video
The right boiler.
The right fit.
We choose the boiler around your home, hot-water demand and priorities — then install it with the care, clarity and finish you should expect from SwiftHeat.
- Clear recommendations based on your property
- Neat installation with system protection considered
- Controls, warranty and handover explained properly
Hive Mini included
Plus your first two annual boiler services.
Boiler manufacturers we install
Leading brands, selected around your home.
Flexible ways to pay with Humm
0% interest finance for your new boiler.
Spread the cost of an eligible SwiftHeat boiler installation over 3, 6, 9 or 12 months with finance provided by Humm Group Limited. Apply directly with Humm after your survey, specification and SwiftHeat charges have been explained.
3 months0% interest · subject to approval
6 months0% interest · subject to approval
9 months0% interest · subject to approval
12 months0% interest · subject to approval
Important information: 0% finance options over 3, 6, 9 and 12 months are subject to eligibility, approval and provider terms. Any applicable deposit, fees, repayment conditions and total payable will be explained during your enquiry/application. Review the terms supplied before applying.
About SwiftHeat UK
Assess First.
Recommend Second.
Every home is different. We listen, assess what you actually need and explain the options clearly — so you can choose with confidence.
Straightforward recommendationsClear options without unnecessary complexity.
Quality workmanshipInstalled properly and backed by meaningful guarantees.
Local care, wider reachKeeping homes warm across Wales and the UK.
Why choose SwiftHeat UK
Assess First.
Recommend Second.
The quality of the decision matters just as much as the quality of the installation.
We make heating easier to understand, show you what matters and give you a clear route from first conversation to confident handover.
- 1Tell us what you need
- 2We assess properly
- 3Understand your options
- 4Decide with confidence
- 01Listen
We begin with the problem you want solved and how your household uses heating and hot water.
- 02Assess
We consider the boiler, radiators, pipework, controls, condition and energy performance together.
- 03Explain
You receive clear, jargon-free options, including what is essential and what can be planned.
- 04Agree
The specification, price and next steps are confirmed before installation or further repair work.
- 05Deliver
Our engineers install or repair carefully, then test and commission the system properly.
- 06Support
Certification, handover, warranty information and aftercare give you confidence beyond the job.
The result: you understand what we recommend, why it is appropriate and what value you are receiving.
See what customers sayPROUD TO BE DISABILITY CONFIDENT COMMITTED
SwiftHeat UK is proud to be a Disability Confident Committed employer as part of the UK Government’s Disability Confident scheme. This reflects our commitment to inclusion, equal opportunities and supporting disabled people and those living with long-term health conditions.
Air source heat pumps • Cardiff & South Wales
A lower-carbon heating plan starts with the home.
Before equipment is selected, we consider the property’s heat loss, available space, hot-water needs and how each room will emit heat at a lower flow temperature. SwiftHeat UK can guide the early assessment and develop an eligible installation route with our MCS-certified partner.
- Room-by-room heat-loss assessment
- Radiator, cylinder and control review
- System design explained in plain English
News & updates
Latest from SwiftHeat UK Group Ltd.
National recognition, company milestones, Cardiff City supporter news and important heating updates from SwiftHeat UK Group Ltd. Meet the people behind our approach in Who’s Behind SwiftHeat UK?
SwiftHeat UK Group Ltd team pictured after winning at the Wales Energy Efficiency Awards 2026.
Named Wales’ Boiler Installer & Heating Contractor of the Year
SwiftHeat UK Group Ltd received three honours at the Wales Energy Efficiency Awards 2026, recognising expertise, customer care and wider support.
Explore our award recognition
A-Rated Boiler? Here’s Why Smart Thermostats and TRVs Still Matter
Already have an A-rated boiler? Discover how smart thermostats and TRVs can help you manage heating, improve comfort and reduce waste—with clear advice on compatibility, potential savings and EPC considerations.
Read full article
Energy price cap rises this October: prepare your heating for winter
Practical autumn heating checks and winter preparation to reduce wasted heating energy.
Read the winter heating adviceSwiftHeat UK Group Ltd team pictured after winning at the Wales Energy Efficiency Awards 2026.
National finalistsSwiftHeat UK Group LtdProud finalists in two national categories9th October 2026 · Hilton Birmingham Metropole
National recognition, powered by your trust.
SwiftHeat UK Group Ltd is incredibly proud to have been named a finalist in two categories at the UK National Energy Efficiency Awards 2026.
UK National Boiler Installer & Heating Contractor of the Year 2026
UK National Fuel Poverty & Vulnerable Customer Support Organisation of the Year 2026
These nominations would not have been possible without every customer who has placed their trust in us.
Explore our national recognition
Proudly associated with Cardiff City Football Club
Our presence across the LED display system on all three sides of Cardiff City Stadium reflects a genuine commitment to the club, Bluebird supporters, Cardiff and the wider community.
Read our Cardiff City storyEnhanced heat-pump support for qualifying off-grid homes
Eligible oil or LPG homes may receive up to £9,000, while standard Boiler Upgrade Scheme support remains £7,500 for other qualifying properties.
Read the full heat-pump grant updateReady when you are
Your home. Your heating. Let’s get it right.
Tell us what you need. We’ll help you understand the next step.
Get a Free Quote
Proud to be associated with Cardiff City Football Club
Ready when you are
How can we help your home?
Tell us what you need and the SwiftHeat team will contact you. No obligation, just clear advice.
Work completed by Gas Safe registered engineersSwiftHeat UK • Reg. No. 978273