Engineers Available 7 days a week, 365 days a year

Boiler Repair Services in London – Fast, Reliable & Gas Safe Registered

Get same-day or our 1-hour emergency response boiler repair service anywhere in London with Our Gas Safe Registered engineers provide fast, reliable repairs backed by a 12-month guarantee on parts and labour. Enjoy honest pricing with no hidden fees and complete peace of mind from trusted local heating experts.
Book your expert boiler repair today and get your heating back up and running quickly. Our skilled Gas Safe engineers provide dependable, lasting fixes to restore comfort to your home FAST.
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0800 Homefix: London’s Trusted Boiler Repair Specialists

When your boiler breaks down, you need a fast, reliable repair service you can trust. 0800 Homefix offers expert boiler repair across London, with fully Gas Safe registered engineers ready to restore your heating and hot water quickly and safely.

Our same-day repair service comes with transparent pricing, no hidden fees, and clear communication, so you always know what to expect. From minor faults to major breakdowns, our skilled technicians guide you through every step of the repair process and offer flexible booking times, including urgent callouts within one hour.

Thousands of homes throughout London rely on our friendly, professional team for honest advice and quality workmanship. We service all major boiler brands and consistently earn high ratings for speed and customer satisfaction.
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What's Included in Our Service

At 0800 Homefix, we understand the urgency of a broken boiler, so we focus on quick and efficient repairs to get your home warm again. Here is what you can expect from our trusted boiler repair service across London:

Our goal is simple – fix it right, fix it fast, and restore your home heating system with dependable workmanship London homeowners trust.

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How to Know if Your Boiler Needs a Repair

Knowing when your boiler requires professional repair can prevent costly breakdowns and keep your home safe and warm. Here are key warning signs to watch for:
If you notice any of these signs, don’t delay – contact our Gas Safe registered engineers for a thorough diagnosis and swift repair, ensuring your heating system runs safely and efficiently. Early intervention means fewer breakdowns and lower repair costs.
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0800 Homefix: Your Trusted Boiler Experts

Remember, whether you're facing a Boiler Breakdown or Repair, a new Boiler Installation, or even just a service, if you are based in or around London, 0800 Homefix is your go-to. Reach out to us today for all your boiler concerns and experience the best in heating solutions!
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Preventative Boiler Maintenance - Avoid Costly Breakdowns

Regular boiler servicing by a Gas Safe registered engineer is essential to keep your boiler running safely and efficiently. Our annual maintenance packages include:

  • Full boiler inspection and safety checks
  • Radiator bleeding and power flushing to improve heating performance
  • Advice on upkeep and energy-saving tips
  • Early detection of potential faults to prevent emergencies
Preventative maintenance can extend your boiler’s lifespan, improve energy efficiency, and reduce repair costs.
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What Are the Signs That a Boiler Needs Servicing

Boiler Replacement & Installation Services

If your boiler is beyond repair or inefficient, we offer expert boiler replacement and installation services throughout London. We install all major brands, including Worcester Bosch, Vaillant, Baxi, and Ideal, with options for same-day installation to minimise disruption.
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How Often Should a Boiler Be Serviced_ Expert Tips and Frequency Guide

Serving All London Boroughs & Property Types

From residential homes to commercial properties, schools, and healthcare facilities, 0800 Homefix delivers tailored boiler repair and heating solutions across all Greater London boroughs

No matter your property’s size or heating complexity, our engineers have the expertise to help.
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What Are the Most Common Boiler Problems Found During Boiler Servicing

Why trust 0800 Homefix?

  • Same Day & Emergency callouts 7 days a week, 365 days a year
  • No call-out fees and transparent pricing
  • 12-month guarantee on all repairs
  • Serving all London postcodes with highly trained local engineers
  • Outstanding reviews & testimonials
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We Repair All Major Boiler Brands

At 0800 Homefix, our Gas Safe registered heating engineers provide expert repairs for all major boiler brands. Timely boiler repairs are crucial to keep your heating system running safely, efficiently, and reliably, helping to prevent complete breakdowns and costly replacements. Whether you have a combi, regular gas, or electric boiler, our experienced engineers have the skills to diagnose and fix faults to the highest standards, restoring your system’s performance quickly.
Below are some of the most popular boiler brands we regularly repair across London:
Worcester Bosch

Product Range: Combi, System, and Regular Boilers

Vaillant

Product Range: Gas Boilers (Combi, System, and Conventional)

Viessmann

Product Range: Gas Condensing Boilers (Vitodens Series)

Baxi

Product Range: Combi, System, and Heat Only Boilers

Potterton

Product Range: Combi, System, and Heat Only Boilers

Ideal Heating

Product Range: Combi, System, and Heat Only Boilers

Glow-worm

Product Range: Combi, System, and Regular Boilers

Trusted by London Homeowners and Businesses

At 0800 Homefix, our reputation speaks for itself. We pride ourselves on delivering reliable, high-quality boiler servicing & repairs, backed by glowing reviews from satisfied customers across London. Your comfort and safety are our top priorities, and our team of Gas Safe Registered heating engineers consistently go above and beyond to ensure your heating system is working at optimal performance.
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0800 Homefix Plumbing & Heating Engineer sitting in his branded company van

Regional Boiler Repair Challenges Across London

At 0800 Homefix, we understand that boiler repair needs vary across London due to unique regional factors. From the hard water conditions common in North and West London that cause limescale buildup, to the older housing stock in East London where aging boilers and pipework lead to frequent breakdowns, our expert Gas Safe registered engineers are equipped to handle every challenge. We tailor our repair solutions to each area's specific conditions, ensuring your heating system returns to safe, efficient operation quickly no matter where you are in London.
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North London

North London’s diverse housing includes many period homes with older heating systems prone to sludge build-up and radiator blockages. The area’s hard water often causes limescale inside boilers and pipes, increasing breakdown risks. Our engineers provide expert descaling and recommend powerflushing as part of repairs to restore system efficiency and prevent repeat faults.

North London Postcode Districts We Cover for boiler services

N Postcode Area (Northern)

  • N1: Islington, Barnsbury, Canonbury, Kings Cross, Pentonville, De Beauvoir Town, Hoxton, Shoreditch (part)
  • N1C: Kings Cross Central
  • N1P: PO Boxes in N1 and N1C
  • N2: East Finchley, Fortis Green, Hampstead Garden Suburb (part)
  • N3: Finchley, Church End, Finchley Central
  • N4: Finsbury Park, Manor House, Harringay (part), Stroud Green
  • N5: Highbury, Highbury Fields
  • N6: Highgate, Hampstead Heath (part)
  • N7: Holloway, Barnsbury (part), Finsbury Park (part), Islington (part), Tufnell Park (part)
  • N8: Hornsey, Crouch End, Harringay (part)
  • N9: Lower Edmonton, Edmonton (part)
  • N10: Muswell Hill, Friern Barnet (part)
  • N11: New Southgate, Friern Barnet, Bounds Green, Arnos Grove (part)
  • N12: North Finchley, Woodside Park, Friern Barnet (part)
  • N13: Palmers Green, Bowes Park (part)
  • N14: Southgate, Oakwood, Arnos Grove (part)
  • N15: South Tottenham, Harringay (part), West Green, Seven Sisters
  • N16: Stoke Newington, Dalston, Clapton
  • N17: Tottenham
  • N18: Upper Edmonton
  • N19: Upper Holloway, Archway
  • N20: Whetstone
  • N21: Winchmore Hill
  • N22: Wood Green
  • N81: Ballot mailings to Electoral Reform Services in N8

NW Postcode Area (North Western)

  • NW1: Camden Town, Regent’s Park, Euston
  • NW2: Cricklewood, Dollis Hill, Golders Green (part), Brent Cross (part)
  • NW3: Hampstead, Belsize Park, Frognal, Swiss Cottage
  • NW4: Hendon, Brent Street, Mill Hill (part)
  • NW5: Kentish Town, Tufnell Park
  • NW6: Kilburn, Queen’s Park, West Hampstead
  • NW7: Mill Hill, Edgware (part)
  • NW8: St John’s Wood, Swiss Cottage (part)
  • NW9: The Hyde, Colindale
  • NW10: Willesden, Harlesden, Kensal Green
  • NW11: Golders Green, Temple Fortune
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A Map of London showing North London boiler servicing coverage area

East London

East London properties, many of which are older or Victorian terraces, often have inefficient heating systems and face moderate water hardness. This leads to wear and tear on boilers and frequent pressure loss. During repairs, we focus on thorough diagnosis and targeted fixes, including resolving leaks and addressing pressure issues promptly to keep your home warm even in peak winter demand.
East London Postcode Districts We Cover for boiler services

E Postcode Area (Eastern)

  • E1: Whitechapel, Stepney, Mile End, Shoreditch (part), Portsoken
  • E1W: Wapping
  • E2: Bethnal Green, Haggerston, Shoreditch (part), Cambridge Heath
  • E3: Bow, Bromley-by-Bow, Old Ford, Mile End (part), Three Mills
  • E4: Chingford, Highams Park, Upper Edmonton (part)
  • E5: Clapton, Upper Clapton, Lower Clapton
  • E6: East Ham, Beckton
  • E7: Forest Gate, Stratford (part), Upton Park (part)
  • E8: Hackney Central, Dalston, London Fields
  • E9: Homerton, Hackney Wick, South Hackney, Victoria Park
  • E10: Leyton
  • E11: Leytonstone, Wanstead, Cann Hall
  • E12: Manor Park, Little Ilford
  • E13: Plaistow, Upton Park (part)
  • E14: Poplar, Canary Wharf, Isle of Dogs, Blackwall, Cubitt Town, Limehouse
  • E15: Stratford, West Ham, Maryland, Plaistow (part), Hackney Wick (part)
  • E16: Canning Town, North Woolwich, Silvertown, Custom House, Royal Docks
  • E17: Walthamstow
  • E18: South Woodford
  • E20: Olympic Park, Stratford City, East Village

IG Postcode Area (Ilford – East London/Essex borders)

  • IG1: Ilford
  • IG2: Gants Hill, Newbury Park
  • IG3: Seven Kings, Goodmayes
  • IG4: Redbridge
  • IG5: Clayhall
  • IG6: Barkingside, Fairlop, Fullwell Cross, Hainault
  • IG7: Chigwell, Grange Hill, Hainault (part)
  • IG8: Woodford Green, Woodford Bridge, South Woodford (part)
  • IG9: Buckhurst Hill
  • IG10: Loughton, Debden

RM Postcode Area (Romford – partly East London)

  • RM1: Romford (town centre, Rise Park, Mawneys)
  • RM2: Gidea Park, Heath Park
  • RM3: Harold Wood, Harold Hill, Noak Hill
  • RM4: Havering-atte-Bower, Stapleford Abbotts, Collier Row (part)
  • RM5: Collier Row, Marks Gate
  • RM6: Chadwell Heath, Marks Gate, Little Heath
  • RM7: Rush Green, Mawneys (part), Romford (part)
  • RM8: Becontree, Becontree Heath, Dagenham (part), Chadwell Heath (part)
  • RM9: Becontree, Dagenham (part)
  • RM10: Dagenham
  • RM11: Hornchurch, Emerson Park
  • RM12: Hornchurch, Elm Park
  • RM13: Rainham, South Hornchurch, Wennington
  • RM14: Upminster, Cranham, North Ockendon
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A Map of London showing East London boiler servicing coverage area

South London

South London features a mix of older Victorian terraces and newer developments, which can lead to differing boiler issues. Ageing systems in period properties often suffer from inefficiency and wear, while modern homes still face risks of breakdowns during peak winter demand. The area also has hard water, which makes limescale buildup a common problem over time increasing the demand for boiler repairs.

Our Approach:

We have a team of Gas Safe registered heating engineers covering South London, providing expert boiler servicing and preventative heating system maintenance. Our engineers carry out descaling and system flushing as needed, also in hard water areas, we often recommend a powerflush alongside the boiler service to keep heating systems running at their best.  If you would like this service added please discuss with one of our agents when making your booking.

South London Postcode Districts We Cover for boiler services

SE Postcode Area (South Eastern)

  • SE1: Waterloo, South Bank, Bermondsey, Borough, Southwark
  • SE2: Abbey Wood, West Heath
  • SE3: Blackheath, Kidbrooke, Westcombe Park
  • SE4: Brockley, Crofton Park, Honor Oak
  • SE5: Camberwell
  • SE6: Catford, Bellingham, Hither Green
  • SE7: Charlton
  • SE8: Deptford, Evelyn
  • SE9: Eltham, Mottingham, New Eltham
  • SE10: Greenwich, Maze Hill, Greenwich Peninsula
  • SE11: Kennington, Vauxhall (part), Oval
  • SE12: Lee, Grove Park
  • SE13: Lewisham, Hither Green, Ladywell
  • SE14: New Cross, New Cross Gate
  • SE15: Peckham, Nunhead
  • SE16: Rotherhithe, Surrey Quays
  • SE17: Walworth, Elephant & Castle
  • SE18: Woolwich, Plumstead, Shooters Hill
  • SE19: Crystal Palace, Upper Norwood
  • SE20: Anerley, Penge
  • SE21: Dulwich, West Dulwich
  • SE22: East Dulwich
  • SE23: Forest Hill
  • SE24: Herne Hill
  • SE25: South Norwood
  • SE26: Sydenham
  • SE27: West Norwood, Tulse Hill
  • SE28: Thamesmead

SW Postcode Area (South Western)

  • SW1: Westminster, Belgravia, Pimlico, Victoria (part)
  • SW2: Brixton, Streatham Hill
  • SW3: Chelsea, Brompton
  • SW4: Clapham
  • SW5: Earls Court
  • SW6: Fulham, Parsons Green
  • SW7: South Kensington
  • SW8: South Lambeth, Nine Elms
  • SW9: Stockwell, Brixton
  • SW10: West Brompton, World’s End, Chelsea (part)
  • SW11: Battersea, Clapham Junction
  • SW12: Balham
  • SW13: Barnes
  • SW14: Mortlake, East Sheen
  • SW15: Putney, Roehampton
  • SW16: Streatham, Norbury
  • SW17: Tooting, Balham (part)
  • SW18: Wandsworth, Earlsfield
  • SW19: Wimbledon, Merton, Colliers Wood, Southfields
  • SW20: Raynes Park, South Wimbledon, Merton Park
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A Map of London showing South London boiler servicing coverage area

West London

West London’s high-value properties often have complex heating setups. Hard water in this area causes limescale accumulation that can shorten boiler lifespan and cause noisy operation or breakdowns. Our expert repairs include descaling and installation of water treatment solutions on request, ensuring quiet, efficient heating systems that last.

West London Postcode Districts We Cover for boiler services

W Postcode Area (Western / Paddington)

  • W1: Central London districts (Mayfair, Soho, Fitzrovia, Marylebone, Chinatown, Oxford Street, Regent Street, Cavendish Square, Harley Street, Tottenham Court Road, Great Portland Street)
  • W2: Bayswater, Paddington, Hyde Park, Westbourne Green, Lancaster Gate
  • W3: Acton, East Acton, Park Royal (part)
  • W4: Chiswick, Turnham Green, Gunnersbury, Bedford Park
  • W5: Ealing, Ealing Common
  • W6: Hammersmith, Ravenscourt Park
  • W7: Hanwell
  • W8: Kensington (part)
  • W9: Maida Vale, Warwick Avenue, West Kilburn, Queen’s Park (part)
  • W10: North Kensington, Ladbroke Grove, Kensal Town
  • W11: Notting Hill, Holland Park
  • W12: Shepherd’s Bush, White City
  • W13: West Ealing
  • W14: West Kensington, Kensington Olympia

WC Postcode Area (Western Central – partly considered West/Central London)

  • WC1: Bloomsbury, Gray’s Inn, Holborn (part)
  • WC2: Covent Garden, Strand, Holborn (part), Temple

UB Postcode Area (Uxbridge – West London / Middlesex borders)

  • UB1: Southall (North)
  • UB2: Southall (South), Norwood Green
  • UB3: Hayes (North), Harlington
  • UB4: Hayes (South), Yeading
  • UB5: Northolt
  • UB6: Greenford, Perivale
  • UB7: West Drayton, Harmondsworth, Sipson, Yiewsley
  • UB8: Uxbridge (Town Centre, Cowley)
  • UB9: Denham, Harefield (borders Bucks)
  • UB10: Ickenham, Hillingdon
  • UB11: Stockley Park (business district only)

HA Postcode Area (Harrow – partly West/Northwest London)

  • HA0: Wembley, Alperton, Sudbury
  • HA1: Harrow (Town Centre), Harrow-on-the-Hill, Northwick Park
  • HA2: North Harrow, South Harrow, Rayners Lane
  • HA3: Wealdstone, Kenton, Belmont
  • HA4: Ruislip, South Ruislip, Ruislip Manor
  • HA5: Pinner, Hatch End, Eastcote
  • HA6: Northwood, Northwood Hills
  • HA7: Stanmore
  • HA8: Edgware, Burnt Oak, Canons Park
  • HA9: Wembley Park, Wembley Stadium

TW Postcode Area (Twickenham – partly West/Southwest London)

  • TW1: Twickenham
  • TW2: Whitton, Strawberry Hill
  • TW3: Hounslow (Central)
  • TW4: Hounslow (West), Lampton
  • TW5: Heston
  • TW6: Heathrow Airport
  • TW7: Isleworth, Osterley
  • TW8: Brentford, Kew Bridge
  • TW9: Richmond, Kew
  • TW10: Richmond Hill, Ham, Petersham
  • TW11: Teddington
  • TW12: Hampton, Hampton Hill, Hampton Wick
  • TW13: Feltham (North)
  • TW14: Feltham (South), Bedfont, Hatton
  • TW15: Ashford (Middlesex)
  • TW16: Sunbury-on-Thames
  • TW17: Shepperton
  • TW18: Staines-upon-Thames
  • TW19: Stanwell, Wraysbury
  • TW20: Egham
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a map of London showing West London boiler servicing coverage area

Central London

Central London faces very hard water due to chalk and limestone geology, which severely impacts boiler performance through limescale and sludge formation. Boilers in this area are susceptible to frequent breakdowns and pressure drops. Our engineers specialise in precise fault diagnosis and recommend combination repairs and powerflush treatments to restore and sustain heating efficiency.
Central London Postcode Districts We Cover for boiler services

EC Postcode Area (Eastern Central London)

  • EC1: Clerkenwell, Finsbury, Barbican, St Luke’s
  • EC2: Moorgate, Liverpool Street, Shoreditch (part)
  • EC3: Monument, Aldgate, Tower Hill, Fenchurch Street
  • EC4: Fleet Street, St Paul’s, Blackfriars, Temple (part)

WC Postcode Area (Western Central London)

  • WC1: Bloomsbury, Gray’s Inn, Holborn (part), King’s Cross (part)
  • WC2: Covent Garden, Leicester Square, Charing Cross, Aldwych, Strand, Temple (part)

W Postcode Area (part of Central / West End)

  • W1: West End, Mayfair, Soho, Marylebone, Fitzrovia, Chinatown, Oxford Street, Regent Street, Harley Street
  • W2: Bayswater, Paddington, Hyde Park, Lancaster Gate

NW Postcode Area (Central/Northwest overlap)

  • NW1: Camden Town, Regent’s Park, Baker Street, Euston
  • NW8: St John’s Wood, Lisson Grove, Maida Vale (part)

SE Postcode Area (Central/South overlap)

  • SE1: South Bank, Bankside, Bermondsey, Borough, London Bridge, Waterloo, Elephant & Castle, Lambeth (North)
  • SE11: Kennington, Vauxhall (part), Oval
  • SE17: Walworth, Elephant & Castle (South part)

SW Postcode Area (Central/Southwest overlap)

  • SW1: Belgravia, Pimlico, Westminster, Victoria, St James’s, Buckingham Palace, Whitehall
  • SW3: Chelsea (part)
  • SW7: South Kensington (part)
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A map of London showing Central London boiler servicing coverage area

Why Choose 0800 Homefix for Your Boiler Repairs in London?​

Frequently Asked Questions

What should I do if my boiler breaks down?
For your safety and to prevent further issues, do not attempt any repairs yourself. Turn off your boiler and contact our Gas Safe registered engineers immediately. We offer a 1-hour emergency response service, 7 days a week, 365 days a year, to restore your heating promptly.
How quickly can you repair my boiler?
We aim to attend emergency repair calls within 1 hour. Our engineers arrive fully equipped to fix most issues on the first visit, minimizing disruption to your home.
How can I prevent boiler breakdowns?
Simple maintenance and regular servicing go a long way in avoiding breakdowns. For expert tips, see our blog on how to prevent boiler breakdowns with simple maintenance tips
What are the most common causes of boiler pressure loss?
Pressure loss can be caused by leaks, faulty valves, or air trapped in the system. Learn more about symptoms and solutions in our detailed guide on common causes of boiler pressure loss
What should I expect during a boiler repair visit?
Our engineers will perform a full diagnosis, discuss findings and options with you, and repair your boiler efficiently while ensuring compliance with all safety standards. Read More in what to expect during a boiler repair visit
Why is it important to use Gas Safe registered engineers for repairs?
Gas Safe registered engineers provide qualified, safe, and warranty-compliant repairs. Avoid unqualified tradespeople to protect your family and property. More details in our blog on the importance of using Gas Safe engineers
What are the signs of boiler leaks and how can I protect my home?
Common indicators include damp patches, rust, or water pooling near your boiler. Prompt repairs prevent water damage and heating failure. Find out how to spot leaks and act fast in our post on signs of boiler leaks and protection
How do I know when my boiler needs repair or replacement?
Frequent breakdowns, rising repair costs, and older boiler age may indicate replacement is more economical. Our blog on repair vs replacement helps you decide.
What are common boiler problems that require professional repair?
Problems such as ignition failure, thermostat issues, leaks, or frozen pipes need a professional touch to fix properly. Explore these issues in depth in our blog on common boiler problems requiring repair
Will repairs affect my boiler warranty?
Repairs by our Gas Safe engineers comply with manufacturer standards and help maintain your warranty and safety certifications.
Do you repair all boiler makes and models?
Yes, our team has experience repairing all major boiler brands used in London homes.
Is your emergency repair service available on weekends and holidays?
Yes, we operate 7 days a week, 365 days a year to provide fast, reliable emergency boiler repairs whenever you need them.
What guarantees do you offer?
We back all parts and labour with a 12-month guarantee, ensuring confidence in our repairs.
Client Says

What Our Customers Say

At 0800 HomeFix, customer satisfaction is our top priority. From emergency repairs to routine maintenance, homeowners across London trust us for a reliable, efficient, and professional service.
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Book Your Expert Boiler Repair Today

When your boiler breaks down, getting fast, reliable help is critical. At 0800 Homefix, we make it easy to reach a trusted Gas Safe registered engineer anywhere in London.

Call us now - for immediate assistance and same-day or 1hr repair scheduling. Our friendly team is ready to answer your questions and dispatch an engineer quickly. Tap the number below to call us directly on your phone.
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Related Services We Offer

Boiler Installations

Upgrade your home’s heating with professional boiler installation services in London. Our Gas Safe registered engineers ensure your new boiler is installed safely, efficiently, and according to manufacturer standards, providing reliable heating and hot water throughout the year.

Emergency Boiler Repair

Boiler breakdowns can occur unexpectedly. Our emergency boiler repair service in London offers a 1-hour response to minimise disruption and restore your heating system fast.

Boiler Servicing

Keep your boiler running smoothly and reduce the risk of breakdowns with our expert boiler servicing across London. Our Gas Safe engineers perform thorough checks and maintenance to ensure your heating system operates safely and efficiently.

Powerflushing

Enhance your central heating system’s efficiency with our professional powerflushing services in London. We remove sludge, limescale, and debris, which improves heat output, prevents future faults, and extends the lifespan of your boiler and radiators.

Gas Safety Certificates

Gas Safety Certificates Protect your home or rental property with a certified Gas Safety Certificate. Our qualified Gas Safe registered engineers conduct comprehensive inspections, ensuring your boiler complies with legal safety standards to keep your property safe.

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