The quick way to find a local Electric Boiler - Repair specialist in Brent, London

Plum Building Services Ltd is a building company based in London. We work for both landlords and private home owners on new builds, extensions, refurbishments, repair and maintenance. No job is too big or too small. Quality is our guarantee.

With over 30 years’ experience in the construction industry, we know how to deliver work that looks good and lasts. We work on properties of all shapes and sizes, commercial and domestic, turning your dreams into a reality.

Gulf Builder Ltd company made up of a highly skilled team of professionals who will take all the hard work out of your house refurbishment in London. Whether you want to refurbish your entire house or a single room. You can read below what else we do; - Transforming Spaces, Inspiring Lives. - Revive, Renew, Redefine. - Renovate and Elevate. - The Art of Renovation. - Design. Renovate. Inspire. - Your Vision, Our Expertise. - Discover the Joy of a Perfectly Renovated Space - Turning ideas into action. - Built on trust, focused on quality.

GCD Developments is a multi-disciplinary property practice, covering property development, project management, architecture and interior design across London and United Kingdom. Whilst every project is unique, the philosophy behind each is unwavering: at GCD we strive to craft environments which are not just beautiful, but faultlessly functional.

Here at JRD HEATING we are professional, tidy and efficient. We are available 24 hours 7 days a week. We are always one phone call away from assisting with any issues. Weather it be a tap washer or a full central heating system being installed. There’s no job to big or too small! With over 10 years in the industry we are always one step ahead of any issues!

All aspects of heating and plumbing LPG GAS OIL

HELLO. MY NAME IS GRIGORE CHIS A MULTI TRADESMAN WITH MAIN TRADE CARPENTRY, JOINERY WHO WORKS IN PARTENERSHIP WITH 4 OTHER PROFESIONALS. WE COVER A LARGE RANGE OF TRADES LIKE CARPENTRY, ELECTRICITY, TILING, PLASTERING, PAINTING, PLUMBING.

C & N Constructions is a well-established company offering construction and landscaping services for both residential and commercial clients. Our faith: We believe in open and honest communication and shared goals which will generate greater continuity in workload and thereby provide sustained improvements in quality, efficiency & delivery. Our mission: To safely deliver any project, any time, in any environment for the benefit of our customers, shareholders, employees and the communities we serve. Company vision: C&N Constructions is committed to building long-term relationships based on integrity, performance, value, and client satisfaction. We will continue to meet the changing needs of our clients with our quality services delivered by the most qualified people. Get in touch and we can start asap! We offer free and no obligation project estimate.

Experienced multi tradesman specialising in Gas boiler installation ,boiler servicing and landlord gas safety certification and plumbing, I also carry out the following: •Bathroom/kitchen installation •Emergency work (plumbing gas water electric installation) •Handyman in big or small jobs including painting and decorating •Lighting works •All aspect of plumbing and heating Portfolio and customer feedback from completed work can be shown. Online Free quotations. Covid guidelines followed with strict enforcement.

Need outstanding handyman services. I'm an experienced full time worker all around London who can promise excellent solutions for your home and business. I complete all my tasks at maximum effort, as It is my passion to assemble things whilst keeping high attention to detail and satisfaction of my customers. Love meeting different people and making their day.

Hello this is morris gas & heating, I have been a heating engineer for over 10 years, I went through the apprenticeship for British gas and worked there for service & repair for 11 years until I decided to set up my own company, customer service is paramount for me and i look forward to working with you My services include: •Landlord saftery certificate (cp12) •service of all gas appliances: boilers (new & old) fires, cookers, hobs, warm air units, back boiler fires •repair of all gas appliances, boilers (new & old) fires, cookers, hobs, warm air units, back boiler fires •installation of boilers, cookers & hobs •repair of underfloor heating •repair of all gas leaks, on appliances or pipework •repair of all leaks on appliances or pipeowk •installation,service and repair of all hot water cylinders Qualifications CCN1 Domestic Gas Safety CENWAT CKHB1 CKR1 DAH1 HTR1 LAU1 UVHW

www.kbaconstruction.online MAKE YOUR HOUSE INTO A HOME TODAY WITH KBA CONSTRUCTION'S We are a building company with many years combined experience. working as Builder in London (UK), we help to make your house a home or property investment you can rely on.

DISCOUNT FOR ALL RATED PEOPLE CUSTOMERS – Please mention this when booking The Beginning Serviceteam was formed in 2009 and is a Domestic Gas Heating, Plumbing, Gas & Electrical company, located in Isleworth, West London. The company has consistently grown to become one of the major providers of domestic services, with a full back up maintenance team. We have a diversified client base, comprising, private clients through to Local Authorities, Housing Associations, Estate Agents & Insurance companies. Values Our core values have always been, and will remain, to offer our clients the highest level of customer service at a price that suits their pocket. To ensure we are achieving these objectives, our company organization and operations are independently certified by the relevant accreditors. Customer Care Customer care and ensuring clients are comfortable, is very important to us. To this end, you will find: our fees are very competitive; that we respond promptly to customers requests; we are proactive in offering advice; our customers know their best interests are foremost in our actions; that we are always looking at new ways to source better quality more reliable products; and that these cost savings are passed on to our customers. Objectives Our intention over the coming years is to bring our expertise to a wider public, through a greater awareness of our services, so that, Service team is prominent for all Gas heating, Plumbing related issues. This is reflected in our initiative to expand our customer base without compromising on the quality of the services we deliver. We will continue to invest in our infrastructure to realise these ambitions.

R&B refurbishment ltd For a decade, a Proficiency building company based in London has led all aspects of construction, luxury design and build. Whether you're looking to expand or refine your home with a loft conversion, rear or side extension, basement excavation, cellar conversion or a top to bottom refurbishment, our ethos is quality-first craftsmanship for the very best in residential design and build in London. When it comes to the quality and care that we put into every project, we think of ourselves as one of the leading building companies in London. This means that, as the right builder, we have the team, the expertise and the commitment to a high quality that sets us apart. Fully insured with Public and Employers Liability, Professional Indemnity, Contractors All Risk and high-risk basement works. We offer a 15-year guarantee on all of our structural building work. Proficiency only uses the highest quality building materials ensuring everything is built to standard and will last.

A&K CONTRACTOR ARE SPECIALISTS IN ALL TYPES OF BATHROOMS AND HOUSE REFURBISHMENTS. IT GIVES CUSTOMERS PEACE OF MIND TO KNOW THEY CAN DEAL WITH A COMPANY WHO CAN RELAYED FROM THE START TO FINISH THEIR PROJECT! OUR ATTENTION IS FOCUSED ON DELIVERING A FRIENDLY SERVICE WITH HIGH QUALITY WORK FOR EVERY CUSTOMER ,WHILE AT THE SAME TIME OFFERING GOOD VALUE FOR MONEY. OUR ETHOS IS; -PROFESSIONAL PREPARATION -MAINTAINING AND CLEAN AND TIDY ENVIROMENT -HIGH STANDARD FINISH -POLITE AND PUNCTUAL -REALIABILITY -GREAT VALUE FOR MONEY.

With over 20 years experience ,fully trained and highly qualified you can be sure you will receive top quality service at the highest standards .We offer prompt,reliable and honest service.We will always treat your property and home with respect .

17+ years doing plumbing and electrics. City & Guilds • Level 2 NVQ Diploma in Plumbing and Heating: Suitable if you have some relevant knowledge and skills, focusing on domestic hot and cold water systems, central heating systems, sanitation, and gas safety. • Level 2 NVQ Diploma in Installing and Maintaining Domestic Heating Systems: Covers safe working practices, installation and maintenance of hot water systems, drainage systems, and domestic heating systems. • Level 3 NVQ Diplomas: Aimed at those with considerable experience, offering pathways in domestic plumbing and heating, including gas, oil firing, and environmental technologies like solar thermal hot water systems . I am also accredited by these associations. • Chartered Institute of Plumbing & Heating Engineering (CIPHE): CIPHE is a professional body for the UK plumbing and heating industry, aiming to ensure high standards of practice and professionalism. It offers various resources and training opportunities to its members . • Engineering Council: The Engineering Council is the UK regulatory body for the engineering profession, including gas engineering. It oversees the Engineering Accreditation Board (EAB), which accredits academic programs for Chartered Engineer and Incorporated Engineer status. This accreditation process assures the competence, ethics, and professionalism of engineers in the UK and abroad . • APHC Certification Ltd.: Accredited by the United Kingdom Accreditation Service (UKAS), APHC operates several government-authorized plumbing and heating certification schemes. These include the Competent Persons Scheme, which allows businesses to self-certify their compliance with building regulations, and the Microgeneration Certification Scheme, certifying the installation of renewable technologies . These bodies play crucial roles in maintaining high standards within the plumbing and gas engineering sectors, offering pathways for professionals to demonstrate their competence and professionalism. For further details, you may visit the respective websites of CIPHE, the Engineering Council, and APHC.

Coterm Limited has been a trusted name in underfloor heating installation for 14 years, serving Harrow and beyond. Our skilled team delivers high-quality, energy-efficient heating solutions for homes and businesses, specializing in both hydronic and electric systems. We’re fully qualified, dedicated to exceptional customer service, and committed to ensuring your space stays warm and comfortable with every project.

My name is Michel Carvalho and I am the owner of MDC Property Services Ltd. We offer high quality kitchens, bathrooms and full property refurbishments heating and plumbing around the London area. With 20 years of experience working in the trade, rest assured that we will do the upmost to fulfil your expectations and make your project a reality. Our returning customers have always commented on our excellent working ethic, great organization and good time keeping. If you are looking to transform your property or simply upgrading your existing kitchen or bathroom give us a call for a free no obligation quote. We look forward to hearing from you!

we are a family run company with with over 30 years experience within the industry we offer a full range of plumbing and heating services all our engineers are trained to the highest standards £2 million pound public liability we are accredited with worcester bosch and Vaillant boilers offering extended warranties on there boilers

At QZ Heating and Plumbing, we bring over a decade of expertise to every job, with a robust history of providing top-notch heating and plumbing solutions. Our team is comprised of dedicated professionals, each bringing years of hands-on experience in the industry. We have been proudly serving the London area since our inception, specializing in both residential and commercial projects. We are based in London, and our services are primarily offered across the city. However, our team is flexible and capable of travelling to nearby locations for specific client needs, ensuring we bring our expert services to a wider audience. Our special skills include: - Expert installation, maintenance, and repair of various heating systems. - Comprehensive boiler services from installation to routine checks and safety inspections. - Gas Safe certification, ensuring all our work adheres to the highest safety standards. - Advanced troubleshooting techniques that minimize downtime and ensure efficiency. You should choose QZ Heating and Plumbing because our philosophy centers around delivering reliable, efficient, and high-quality service tailored to meet each client's unique needs. Being Gas Safe certified, we not only prioritize safety and compliance with all regulations but also ensure that our installations and maintenance enhance your system’s efficiency and longevity. With our commitment to excellence and customer satisfaction, we are dedicated to being the best choice for all your heating and plumbing needs in London.

Hi, I do high quality Carpantery work. -Fitting doors -kitchen fitting -wooden floor installation as well as sanding and varnashing -Fitting sash windows

Just4U Builders We offer a wide range of home improvement and repair services, including: Painting Carpentry Flooring Plastering Plumbing Handyman Services Feel free to let me know if you'd like more details added or if you'd like me to assist with something else!

ELECTRICFIX SCIENCE LTD - We Specialize in Fire alarm, Electrical, Plumbing & Heating We are your trusted service provider that specializes in delivering high-quality solutions across 4 key areas: Fire Alarm, Electrical, Plumbing, and Heating. With a commitment to excellence, safety, and customer satisfaction, At ElectricFix Science Ltd offers a wide range of professional services for both residential and commercial clients. Whether you’re building a new property, upgrading your current systems, or require emergency repairs, ElectricFix Science Ltd certified technicians are equipped with the skills and tools to handle all your Fire Alarm, Electrical, Plumbing & Heating needs. Services Offered 1 Fire Alarm Services . New installation . Servicing . Maintenance . Certification 2. ELECTRICAL Electrical Installations: Wiring for new constructions, lighting installation, consumer unit upgrades, and circuit design. Repairs & Maintenance: Fault detection, fuse box repairs, circuit breaker issues / tripping , and wiring repairs. LED lighting, smart lighting, outdoor lighting, and decorative lighting designs. Electrical Safety Inspection, Testing & Certification - EICR Report ( Landlord Certificate ) 3. PLUMBING From small leaks to major installations Pipe Repair & Replacement: Leak detection, burst pipe repairs, and full system replacements Water Heater Services: Installation, maintenance, and repair of both tank and tankless water heaters. Bathroom & Kitchen Plumbing: Sink, Bath, and toilet installations Emergency Plumbing: 24/7 services for burst pipes & other urgent plumbing issues. 4. HEATING We ensure you stay warm in the winter months with reliable heating services that keep your home or business comfortable year-round. Central Heating Installation: Boiler & thermostat setups Electrical Boiler only install Heating Repairs: Diagnosis & repair of faulty heating systems & thermostats. Maintenance & Servicing Emergency Heating Repairs: Quick response to heat Why Choose US Fully Insured & Experienced Technicians with years of experience in the industry. Safety, Quality & Compliance with reg Customer-Centric Approach prioritizing customer satisfaction 24/7 Emergency Service Affordable Pricing All our Jobs are Fully Insured & Guaranteed

Expanding Our Horizons: A Small Company with Big Dreams Are you in need of reliable and experienced professionals for your electrical, plumbing, and heating needs? Look no further than Fusions Services with over 14 years of experience in electrical works and plumbing and heating services. We are ready to take on new challenges and expand our horizons, offering top-notch services to even more clients. Our Story: Fusion Services are dedicated to providing high-quality electrical, plumbing, and heating services to residential and commercial customers alike. With a team of skilled technicians and a commitment to customer satisfaction, we have built a strong reputation in the industry. Why Choose Us? • Experience: With over 14 years in electrical works and 15 years in plumbing and heating, we have the expertise to handle any project, big or small. • Quality: We take pride in our work and always strive for excellence, using the best materials and techniques to ensure long-lasting results. • Customer Service: Our customers are our top priority, and we go above and beyond to meet their needs and exceed their expectations. • Affordability: We offer competitive pricing without compromising on the quality of our services, making us a cost-effective choice for all your needs. Our Expansion Plans As we look to the future, we are excited to announce our plans for expansion. By reaching out to new markets and investing in our team and resources, we aim to grow our business and reach even more customers who can benefit from our expertise. Whether you need electrical installations, plumbing repairs, or heating system maintenance, we are here to help. Get in Touch If you are in need of professional electrical, plumbing, or heating services, don't hesitate to contact us. Our experienced team is ready to tackle any project.

27 years of providing all Electrical & IT, SolarPV and Electrical Vehicle (EV) installations from adding additional socket or light, to partial / full re-wiring, advising, Fault finding and rectifying, Inspection, Testing (eicr) and designing.

Professional, Honest and Empathetic. BNS Construction Ltd is a highly professional company that strives to deliver a quality construction service that is professional at all times and understanding towards our customers. We understand that building works can be stressful. The idea of budgets, designs, messy homes and more can be a daunting prospect. But when BNS Construction Ltd handles your building project, we not only respect your home – keeping it clean and tidy to the best of our ability – we ensure that we support you throughout the duration of the build. We offer helpful and insightful advice on maximising every inch of your property based on your individual lifestyle. Our commitment to constant communication enables us to deliver exactly what you want to the highest standard possible, at the price we quote, with no nasty surprises. We ensure that you are never out of the loop and your dedicated site manager will be available on-site every day to discuss the project with you and oversee the transformation of your home to the exceptional standard you expect. Project work we undertake: Loft Conversions Extensions Refurbishments New Builds Basements Commercial We have recently launched a dedicated service for loft conversions, which is backed by BNS Construction Ltd - search for BNS Lofts for more information.

We are a professional company specializing in Domestic, Commercial, Catering and LPG. Services, Maintenance, installation and Breakdown including Plumbing, Heating, Gas and HIU units.

My name is Conor Lynch, I am an NVQ Level 3 qualified plumber with 8 years of experience in domestic plumbing. Four years ago I made a decision to become my own boss and have not looked back. From a leaky tap to larger jobs I will guarantee an efficient and reliable service, I pride myself in doing the very best for my customers, delivering a personal touch on every job done. All of my quotations are free and I also provide out of hours services, 7 days a week to cover emergencies and for those people that tend to work all hours of the day. All work guaranteed.

Rennils was established in 2010 in response to constant calls that were made by property owners and occupiers demanding reliable, honest, effective and efficient plumbing services. They were demanding plumbers who can do their jobs properly, on time and within their budget, and that is the sole reason we are here.

Our company Construction and Renovation work of 25 years. At this time, we have gained a wealth of experience backed by references received from our customers. Cost estimates are free of charge. Professionalism guaranteed.

ES Building Services is a family run business with a team of highly skilled, well experienced and passionate professionals who puts your needs at the forefront of what we do. All our work is completed to the highest industry standards and compliance with current regulations is always met. We focus on providing a high end finish on all of our projects regardless of budget. We will make sure you are involved and understood at every step of the process, from design to completion. Whether it’s a simple maintenance job or a full internal refurbishment, we aim to provide a level of service that exceeds your expectations. Our predominant active contacts consist of bathroom and kitchen refurbishment work. We work alongside multiple industry leaders and have an excellent track record in providing high quality installations across London. With a skilled and mature team of professionals we have an abundance of experience in all areas of building services. We specialise in full internal refurbishments covering all aspects of the build: strip out, plastering, kitchens, bathrooms, plumbing, electrics and everything in between. With over 300+ 5* reviews accross all platforms, rest assured your property is in safe hands with ES Building Services. Kitchens Bathrooms Refurbishments Electrical installation + Everything in between NICEIC Aproved Contractor. GasSafe Registered Engineers. SafeContractor Approved.

Your Trusted Experts in Boiler Installations, Heating Repairs & Plumbing Solutions Say goodbye to cold nights and plumbing nightmares! Whether you need a brand-new, energy-efficient boiler, fast heating repairs, or expert plumbing work, we’re your go-to team. With over 20 years of experience serving homes across London & the south east we know the importance of reliable service and lasting results. •Boiler Installations – Reduce your bills with cutting-edge, eco-friendly boilers installed by professionals. • Heating Repairs – Emergency? No problem! Our rapid-response team will have your home toasty in no time. • Plumbing Services – From leaking taps to full bathroom installations, we handle it all with precision. Why Choose Us? • Local Experts with a Personal Touch • Affordable, Transparent Pricing • 24/7 Emergency Service for Peace of Mind Get your home back to its best—call us today and feel the difference of expert service that’s always on your side.

At Gas-Works, we have a decade of experience in the plumbing and heating industry, dedicated to providing exceptional service to homeowners. Our specialties include diagnostics, repairs, servicing, and installation, ensuring your systems operate smoothly and efficiently. With comprehensive education and training, our team is equipped to handle any plumbing or heating challenge with expertise and professionalism. Choose us for reliable solutions and peace of mind—let's keep your home comfortable and safe together!

22 YEARS EXPERIENCE ON Builder Contractor With my team we did from Garden Landscape all the way to new build yet making sure Clinet saves and reaches his goal on they projects. We are qualified Gas safety Electrical Plumbing Solar Heat pumps We specialaise on: Loft conversion Bathroom Kitchen Extensions Paiting and Decorating Plumbing Roofing Garden Landscaping Insured and insurance backed guaranteed services

*WHO WE ARE* Clifton Property Services is your trusted partner for dependable property maintenance, including expert plumbing, gas and heating, in London. We are a family-owned business serving London with over 25 years of experience. Our experienced engineers specialise in everything from boiler replacements to full bathroom refits for residential and commercial clients. We diagnose and resolve even the most complex issues that leave other companies short. Our company is built on clear communication, top-notch skills, and always putting the customer first. With over 400 positive reviews across platforms like Rated People, Checkatrade and Trustpilot, our commitment to quality shows. *10 YEAR+ GUARANTEE* As installers, we can provide extended guarantees on all boiler installations for the longest possible period. Our team stays up-to-date through regular manufacturer training courses on the latest products and technology. *OUR SERVICES AND EXPERTISE* We specialise in a broad range of services, including boiler repairs, boiler servicing, boiler installations and replacements, installation of central heating systems and radiators, leak repairs, power flushing, and the installation of new taps and showers. Our skills extend to complete bathroom and kitchen refurbishments, and we bring extensive experience in complete flat refurbishments. Our adept team excels at diagnosing various issues and successfully resolving complex challenges that have stumped others. *ENGINEER TRAINING & PROFESSIONAL DEVELOPMENT* At Clifton Property Services, we invest heavily in the continuous education of our engineers with regular manufacturer-led training sessions. Our engineers are rigorously trained and consistently updated on the latest industry advancements and regulations. This empowers us to offer authoritative advice and state-of-the-art solutions, ensuring we are ideally positioned to meet your needs with expertise that sets industry standards. *WHY CHOOSE CLIFTON’s?* We are prompt, reliable, and efficient in our work, constantly striving for the highest standard at a fair price. Our skilled engineers always prioritise your comfort, safety, and complete satisfaction. Contact us today for a quote, and trust us to look after your property. As a family-owned local business, we appreciate your trust and aim to exceed expectations with every job.

At The Maintenance Plumber, we provide reliable and professional plumbing services across the TW Ashford area and surrounding locations, including Staines, Sunbury, Feltham, and Egham and more.From fixing leaks and repairing taps to unblocking drains and handling general plumbing maintenance, we deliver high-quality workmanship with a friendly, honest approach. With years of hands-on experience, we’re committed to completing every job efficiently and with minimal disruption. If you’re looking for a dependable plumber in Ashford TW or nearby, The Maintenance Plumber is your local go-to expert.

Full property renovations, extensions, loft conversions, outbuildings & more.

24/7 Gas and Heating Services: We undertake complete Gold standard domestic Gas, plumbing and central heating service, repairs and installations. We can do any job involving Heating and Plumbing at a very reasonable and competitive price with an outstanding finish and quality for my customers to admire and recommend to others. No job is too big or too small. My customers satisfaction and excellent quality of service is of paramount importance to me as I pride myself on keeping in stead a good rapport and reputation with the public and/ or anyone who I do work for. Thank you with the kindest regards Rodney Lawrence Goldson

Hi there , I’ve been with British Gas for the last 23 years and have a vast experience over different types of boilers .I have recently left the company to go on my own and am fully gas safe . Work I specialise in, is breakdowns ,servicing,Powerflushing, boiler installations , complete heating installations, landlord gas safety checks and plumbing work / bathrooms . Many thanks Tim

Hello and welcome to SUREFIX MAINTENANCE. With over 15 years of excellence in property enhancement, we specialize in creating stunning bathroom renovations, efficient heating solutions, and comprehensive property maintenance that adds real value to your home. Our team comprises fully qualified experts - from master plumbers and experienced electricians to skilled carpenters and professional decorators. Each project, whether it's a complete bathroom transformation or a simple tap replacement, receives the same level of dedication and craftsmanship that has earned us our reputation for excellence. What Sets Us Apart: • Full-service solutions under one roof • Qualified, vetted, and experienced tradespeople • £2 million public liability insurance for your peace of mind • Transparent pricing and detailed quotes • Attention to detail and pristine finishing • Reliable, punctual, and professional service Most common services we offer: - Boiler service & repair - Leak detection and repair - Tap change - Door hanging - Kitchen and Bathroom renovation - Painting and Decorating - Handyman Service From concept to completion, we handle every aspect of your project with meticulous care. Our commitment to quality workmanship, combined with our customer-first approach, ensures your property is in safe hands. Whether you're dreaming of a luxury bathroom renovation, need a heating system upgrade, or require general maintenance, we're here to turn your vision into reality - efficiently, professionally, and with minimal disruption to your daily life. Contact us today for a free consultation and discover why homeowners across LONDON trust SUREFIX MAINTENANCE for all their property needs. Transforming homes, delivering excellence - it's what we do best. Thank you. SUREFIX MAINTENANCE

Carswells construction & plumbing has been established over 10 year for a during that period of time we have built our business on reputation, word of mouth and dedication in order to provide our customers with the best possible services in all Building works specialise in extensions all building work & bathroom fitting

Hi New Valued Customers, My Name is Andrew Petrie of S&A Plumbing Services. I am a fully Qualified Plumber that has been in the industry for 20 years and have worked for various companies including Home Serve & British gas. If you're tired of being over charged, the buck stops here!

London Gas is a gas central heating and plumbing company that has been established for over 30 years. We cover all areas of North, West, East London and Hertfordshire Our commitment is to help you every step of the way to ensure you get the right heating for your home. London Gas is a family run heating and plumbing company with many years experience. We have worked hard to build a reputation for quality that leads to many of our customers recommending us to family and friends. We take pride in delivering the highest standard of workmanship. Whether you have an emergency, need central heating, a new boiler installation, repair or servicing and you want to get a safe professional every time choose London Gas. We guarantee any work completed by London Gas for 12 months. London Gas are Gas Safe registered plus Valliant Approved registered installers, this means you will get extended manufacturer's warranty from a standard 2 years up to a maximum of 10 years.