Main service
Boiler Installation
New boiler installation in Cardiff and South Wales from £1,790 inc. VAT for qualifying homes, subject to survey, specification and property requirements.
Explore this service →Most requested
Start with our main heating services.
Each page provides original guidance about the service, what we assess and how to decide the next step.
Main service
Boiler Servicing
Book boiler servicing for £85 inc. VAT across Cardiff and South Wales, with professional safety, condition and performance checks from SwiftHeat UK.
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Main service
Boiler Repairs & Diagnostics
Book a boiler diagnostic and repair visit for £85 inc. VAT across Cardiff and South Wales, with evidence-led fault finding and clear safety advice.
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Main service
Air Source Heat Pumps
Air source heat-pump assessment and installation support across Cardiff and Wales, including clear guidance on £7,500 and £9,000 Boiler Upgrade Scheme grants.
Explore this service →Whole-home expertise
Specialist services for comfort, reliability and efficiency.
Specialist service
Boiler Management Condition Reports
A structured SwiftHeat UK Boiler Management Condition Report assessing boiler and heating-system condition, performance, risks and upgrade priorities.
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Specialist service
Central Heating Systems
Central heating system design, installation and upgrades across Cardiff and South Wales, covering pipework, radiators, controls, boilers and commissioning.
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Specialist service
Radiators & Heating Upgrades
Radiator replacement, sizing, balancing and heating upgrades across Cardiff and South Wales for better comfort and lower-temperature performance.
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Specialist service
Power Flushing & System Cleaning
Heating-system cleaning and power-flushing advice across Cardiff and South Wales, based on diagnosis of sludge, circulation and water-quality problems.
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Specialist service
Smart Heating Controls
Smart thermostat and heating-control installation in Cardiff and South Wales, including Hive, Tado, Nest and compatible modulation controls.
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Specialist service
Underfloor Heating
Wet underfloor-heating design, installation and integration across Cardiff and South Wales for renovations, extensions and efficient low-temperature heating.
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Specialist service
Unvented Hot-Water Cylinders
Unvented hot-water cylinder installation, servicing and fault diagnosis across Cardiff and South Wales by appropriately qualified engineers.
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Specialist service
Landlord & Commercial Heating
Planned heating support for landlords, agents and businesses across Wales and the UK, including servicing, repairs, installations, records and condition planning.
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Specialist service
Plumbing & Bathrooms
Domestic plumbing repairs, upgrades and bathroom heating coordination across Cardiff and South Wales from SwiftHeat UK's experienced team.
Explore this service →Our difference
We assess the system before recommending the spend.
A heating appliance is connected to pipework, radiators or underfloor heating, controls, hot-water demand and the building fabric. Treating those elements separately can lead to repeat problems and missed efficiency opportunities.
SwiftHeat UK uses a holistic approach: understand the property, identify the constraint and then recommend work in a sensible order. Our Boiler Management Condition Reports provide a more structured route when the repair-versus-upgrade decision is not obvious.