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Boiler services in Islington

Boiler installation, repair & servicing in Islington

Across Highbury, Holloway, Canonbury and Clerkenwell, we install, repair and service boilers in Islington's terraces, conversions and flats.

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Heating engineers covering Islington

We cover Islington and the surrounding streets and postcodes. Use the map to see the area we serve — get in touch to confirm we cover yours.

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Map data © OpenStreetMap contributors. Marker shows the Islington area we serve.

Our services in Islington

Complete boiler & heating services

Everything your Islington home needs, from one local team. Explore each service below.

Boiler installation in Islington

Islington's many converted terraces and flats usually call for space-saving combi boilers, and we plan flue and condensate routes carefully at survey.

Learn more about boiler installation

Boiler repair in Islington

We cover Islington from Clerkenwell to Archway, explaining what's wrong in plain English and fixing it on the first visit wherever possible.

Learn more about boiler repair

Boiler service in Islington

In Islington's shared buildings and conversions, an annual service keeps your boiler safe and efficient for you and your neighbours.

Learn more about boiler service

MagnaCleanse power flush in Islington

Older pipework in Islington's Georgian and Victorian terraces often carries sludge — a MagnaCleanse clears it so radiators heat up properly again.

Learn more about magnacleanse power flush

Underfloor heating in Islington

Underfloor heating suits Islington's basement and kitchen refurbishments, adding even warmth while keeping period rooms free of radiators.

Learn more about underfloor heating

Not sure what you need?

Speak to a heating engineer for straight-talking advice — no obligation, no pressure.

Speak to an engineer

Boiler acting strangely in Islington?

Pressure drops, odd noises, radiators heating on their own – see 38 unusual boiler problems and their causes.

A little history of Islington

Islington, in inner north London, was formed as a borough in 1965 by merging the former metropolitan boroughs of Islington and Finsbury. It is the second-smallest London borough by area and one of the most densely populated, running from Clerkenwell and the Angel in the south, along Upper Street, up to Highbury, Holloway and Archway in the north. Much of it was built up as a London suburb during the Georgian and Victorian periods.

The borough has a long tradition of entertainment, with a theatre on the Sadler's Wells site in Clerkenwell since the late seventeenth century, and Arsenal's Emirates Stadium, which opened in 2006 after the club left nearby Highbury. Islington's homes include Georgian and Victorian terraces in Canonbury and Barnsbury, large council estates and many converted flats — properties where compact boilers and careful planning matter.

Heating homes in Islington

Islington is a borough of Georgian and Victorian terraces, large council estates and a great many converted flats, from Barnsbury and Canonbury to Holloway and Archway. In conversions, space and flue positions usually decide what can be fitted, so we survey carefully and check lease conditions. In older terraces, the existing pipework often benefits from a MagnaCleanse before a new boiler goes in, protecting your investment from sludge.

Nexa Heating engineer at a customer’s door

Why Nexa Heating

Islington homeowners choose Nexa

We’re a local team of qualified heating engineers who believe in doing the job properly and explaining it plainly. No jargon, no surprises — just warm homes and fair prices.

Gas Safe registered

Every engineer is qualified and Gas Safe registered for legal, safe gas work.

Fixed-price quotes

Clear written quotes with no hidden extras added later.

Prompt, reliable

We turn up when we say we will and keep you updated throughout.

Plain-English advice

No jargon and no pressure — just honest recommendations.

Guaranteed work

Manufacturer-backed warranties and workmanship you can count on.

Local team

Based nearby and familiar with homes across the boroughs we cover.

Boiler brands

Quality boilers from trusted manufacturers

We install and service leading boiler brands, and we’ll help you choose the right one for your home and budget.

Worcester Bosch logo

Worcester Bosch

A widely trusted name known for dependable combi and system boilers.

Strong reputation for reliability & support

Vaillant logo

Vaillant

German-engineered boilers popular for quiet running and efficiency.

Great all-round choice for most homes

Viessmann logo

Viessmann

Premium boilers with strong efficiency credentials and long warranties.

Efficiency-focused, premium option

Intergas logo

Intergas

Simple, low-maintenance designs with fewer internal parts.

Fewer components, easy servicing

Compare boiler options

Islington FAQs

Islington boiler & heating FAQs

Which Islington areas do you cover?

We work across the borough, including Angel, Clerkenwell, Barnsbury, Canonbury, Highbury, Holloway, Tufnell Park and Archway. Send us your postcode and we'll confirm. We also work in neighbouring postcodes just over the borough boundary.

What boiler suits an Islington conversion flat?

Most converted flats in Islington suit a compact combi boiler, which needs no cylinder or loft tanks. We'll check your gas supply, water pressure and flue options before recommending the right size and model.

How quickly can you reach a breakdown in Islington?

We prioritise no-heating and no-hot-water calls and aim to attend Islington homes as soon as we can. Call us and we'll give you the earliest realistic appointment. While you wait, we can talk you through simple safe checks, such as your boiler pressure.

Do you work with Islington landlords and leaseholders?

Yes. We service boilers in rented flats and houses and can explain landlords' annual gas safety responsibilities. For leaseholders, we'll flag any flue or pipework issues that may need freeholder consent.

Which boiler brands do you recommend in Islington?

We install Worcester Bosch, Vaillant, Viessmann and Intergas, and recommend the best fit for your home's size, layout and hot-water use, whether that's a small flat or a family terrace.

Is parking a problem for boiler jobs in Islington?

Many Islington streets have controlled parking, so we'll talk through permits or access when you book. Planning this in advance helps the installation or repair run smoothly. Just let us know about any restrictions on your road.

Have a different question? Speak to a heating engineer →

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