BT41 · County Antrim

Find a Qualified Heating Engineer for underfloor heating installation in Randalstown

From a cold bedroom to a complete heating overhaul, get no-obligation underfloor heating installation prices from engineers serving Randalstown.

✓ Free surveys✓ Fully insured✓ Response within 24h
How it works
  1. 1Describe your heating project
  2. 2Compare then decide
  3. 3Get several free quotes

Underfloor heating installation in Randalstown

Heating is the single largest part of most household energy bills, so an inefficient system in Randalstown costs money every winter. Households across County Antrim usually put up with lukewarm radiators and rising bills for years before asking for a proper price.

Using a heating engineer who works around Randalstown means shorter waits for a site visit and an engineer who can come back easily for annual servicing and warranty checks. Local firms tend to know County Antrim's common property types, from solid-walled terraces to modern homes built around combi boilers.

Warning Signs You Need underfloor heating installation

  • Radiators cold at the bottom
  • A boiler that is over 12–15 years old
  • Rooms that never reach temperature
  • Banging, gurgling or kettling noises from the system
  • Black or brown water when bleeding radiators
  • Energy bills rising faster than usage
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How to Get a underfloor heating installation Quote in Randalstown

1

Describe your heating project

Fill in our quick form with your postcode, property type and the heating work you need in Randalstown — for example a power flush, a smart thermostat or a full new system.

2

Compare then decide

Look at what each quote covers — equipment, labour, flushing, controls and warranty — and go with the quote that suits you. There is no obligation to accept any of them.

3

Get several free quotes

Local heating engineers working in Randalstown get in touch to check the details and arrange a survey where the job needs one, before sending a written price.

Underfloor heating installation Costs in Randalstown

ServiceTypical CostTimeframe
Underfloor Heating Installation£1,000–£7,5001–5 days

Frequently Asked Questions

How much does underfloor heating installation cost in Randalstown?

Most underfloor heating installation jobs in Randalstown cost £1,000–£7,500. Where you sit in that range comes down to the size of the property, how much pipework needs changing and the equipment you choose. A home visit gives an accurate written quote.

How long does underfloor heating installation take?

Expect around 1–5 days for most jobs. Bigger properties, extra radiators or awkward floor voids can add time, and your engineer will tell you when the system will be out of action before work starts.

Does the engineer need to be Gas Safe registered?

Anyone connecting to or altering a gas boiler, gas pipework or flue must be Gas Safe registered by law. Work that only involves water pipework or wiring, such as fitting a thermostat, can be done by a qualified plumber or electrician, but lots of people still choose a Gas Safe engineer for the whole job.

Will I need building regulations approval for underfloor heating installation in Randalstown?

Installing or replacing a boiler is notifiable building work, but a Gas Safe engineer registers it for you, so you won't usually need to apply to the council yourself. Smaller jobs like replacing radiators or flushing the system aren't normally notifiable.

Underfloor heating installation in Nearby County Antrim Towns

Not in Randalstown? Heating engineers on our panel also cover:

Recent Underfloor Heating Installation Enquiries in Randalstown

Real enquiries submitted by homeowners in Randalstown and surrounding areas. Contact details are not shown.

★★★★★4.7 averagefrom 10 local enquiries
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T***tRandalstown, BT41
★★★★★February 2025

Customer made an online enquiry for Gas Boiler Replacement and is waiting for a call. Confirmed interest via and needs advice on boiler models suitable for their home.

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B***nRandalstown, BT41
★★★★★February 2025

My boiler needs a service and my hot water does not come on in the ***. I have to use boost

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S***dRandalstown, BT41
★★★★☆February 2025

Customer made an enquiry online for a gas boiler replacement via one of our websites. Customer lives in Leicester area. Please call to arrange appointment and discuss options

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J***nRandalstown, BT41
★★★★★February 2025

customer made an online enquiry for a new gas boiler. homeowner confirmed interest via considering a range of options homeowner lives in romney marsh area please call to arrange…

M
M***tRandalstown, BT41
★★★★☆February 2025

customer is looking to replace their gas boiler. they are not sure what brand or model to go for so please call to discuss what options would be best for their home. gas boiler…

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A***lRandalstown, BT41
★★★★★February 2025

Call anytime. Extent of work: New Boiler Type of building: Semi-detached Fuel: Mains gas Number of radiators: 0 Quote requested on boiler replacement

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M***yRandalstown, BT41
★★★★★February 2025

Call anytime Extent of work: New Boiler Type of building: Flat Fuel: Mains gas Number of radiators: 5 Quote requested on boiler replacement

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P***lRandalstown, BT41
★★★★☆February 2025

Combination boiler new insulation

M
M***aRandalstown, BT41
★★★★★February 2025

Customer in the London area made an enquiry online for a new boiler and is waiting for a call. Confirmed interest. Please contact to arrange an appointment to discuss options for…

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T***iRandalstown, BT41
★★★★★February 2025

Customer is looking to have a new gas boiler installed. They are unsure if they have a system or a combiboiler. Please contact them to discuss what boiler would be best suited for …

Underfloor Heating Installation in Randalstown – No-Obligation Quotes from Experienced Installers

Planning underfloor heating for a new extension in Randalstown? Our network can connect you with installers working in and around Randalstown who design and fit wet and electric underfloor heating, from a single bathroom mat to a whole ground floor. They'll calculate each room's heat loss, recommend the right system for your floor and set out the controls and zoning.

When Underfloor Heating Makes Sense

  • You're building an extension and the floor hasn't been laid yet
  • Radiators would get in the way of kitchen units or glazing
  • Tiled floors feel cold underfoot in the morning
  • You want the whole room evenly warm rather than hot near a radiator
  • You're planning a heat pump now or in the future
  • A bathroom refit is a chance to add a heated floor

Wet or Electric?

  • Wet system in screed – the most efficient choice for extensions and new floors
  • Low-profile wet system – for existing floors where height is tight
  • Wet system between joists – for upper floors and suspended timber floors
  • Electric mat – quick to fit under tiles in bathrooms and small kitchens
  • Electric foil or cable – under laminate, wood or vinyl floors
  • Controls – a thermostat in each room or zone, including smart options

Underfloor Heating Prices in Randalstown

Underfloor heating prices in Randalstown are mostly set by the floor area, wet or electric, the existing floor and whether screed and finishes are part of the job. Typical prices:

Project Typical price in Randalstown (inc. VAT)
Electric underfloor heating in a bathroom£1,000 – £2,000
Wet system in a 20–40m² extension£2,500 – £4,500
Wet system across a ground floor£4,500 – £7,500+
Underfloor Heating Installation in Randalstown | Get Boiler Prices An illustrated guide to comparing local heating quotes for Underfloor Heating Installation in Randalstown, showing how the existing system, scope of work and completion requirements can affect a quotation. GET BOILER PRICES Free heating quotes from local specialists HOME HEATING GUIDE COMPARE HEATING QUOTATIONS Underfloor Heating Installation in Randalstown What shapes a heating quote? Ask each specialist to price the same work and explain what is included. The existing system Heat source, controls, room demand and the condition of what's there. The work involved Equipment, pipework, access and any preparation or making good. The finished job Testing, commissioning and any required notification. One free enquiry · Up to four local quotes · No obligation Availability depends on area and job

Electric systems cost less to install but more to run, which is why most installers recommend a wet system for extensions and larger rooms.

Regulations and Local Guidance in Randalstown

You won't need planning permission for underfloor heating in an existing room. An extension will need building regulations approval, including the floor insulation beneath the heating, and electric systems on a new circuit should be fitted by a registered electrician. For planning and building control guidance in Randalstown, visit the Local councils in Northern Ireland website.

Nearby Areas

Underfloor installers in the network also cover nearby areas including Antrim, Maghera, Dungiven, Ballymena, Belfast, Newtownabbey, Derry, plus towns and villages elsewhere in County Antrim.

Get Underfloor Heating Quotes in Randalstown

Tell us the rooms and floor area you'd like heated and what the floor is made of, and several local installers can get in touch with prices. It's free and there's no obligation.

A sound underfloor design checks insulation, available floor height, heat loss and the final floor finish. Wet systems need manifold and mixing arrangements where appropriate; electric mats need suitable electrical protection and testing.

Heating questions answered

How much does underfloor heating cost in Randalstown?

Underfloor heating in Randalstown typically costs between £1,000 and £7,500. A single bathroom with an electric mat is the cheapest type of job, and a fully screeded wet system under an entire ground floor is the most expensive.

How long does underfloor heating take to install?

An electric mat in a bathroom can be laid in a day. A wet system in an extension takes one to five days to install, but screed then needs several weeks to dry before floor finishes go down.

Does underfloor heating raise the floor level?

Low-profile systems and electric mats add only a few millimetres to a couple of centimetres. Screeded systems need more depth, which is easiest to allow for in a new extension.

Can I have underfloor heating and radiators together?

Yes. Many homes run underfloor heating downstairs and radiators upstairs from the same boiler, with a mixing valve keeping the underfloor circuit at a lower temperature.