Fully certified Gas Safe registered engineers
Energy-efficient boilers tailored to your needs
Fast, reliable installation with clear pricing
When it comes to boiler installation in London, Fanatic Plumbers delivers expert service from start to finish. We help you choose the right boiler to suit your home or business, ensuring maximum efficiency and comfort. Our skilled engineers handle the entire installation process safely and professionally. Trust us for a hassle-free experience and reliable heating all year round.
Getting a local plumber shouldn’t be complicated — and with Fanatic Plumbers, it isn’t.
3 Fast Steps to Book Your Local PlumberIt’s that easy — fast, professional plumbing services across London and the M25 with no fuss.
Get in Touch
Call us on 0203 936 0429 or use our online booking form – we’re here 24/7 to help.
Tell Us the Issue
Give us a quick rundown of the problem – from leaks to boiler faults – and get a clear, fixed quote.
We Get It Sorted
Our expert plumber arrives promptly, solves the issue, and tidies up before they leave.
At Fanatic Plumbers, we specialise in expert boiler installation services across London and the M25, providing energy-efficient, reliable heating solutions tailored to your property. Whether you’re replacing an old boiler or fitting a brand-new system, our team of Gas Safe registered engineers is here to guide you through the entire process, ensuring safety, compliance, and peace of mind.
Choosing the right boiler can be confusing with so many options available. That’s why we offer free, no-obligation consultations to assess your property’s heating needs. We’ll recommend boilers that match your budget, home size, and energy requirements — from combi and system boilers to conventional models. Our goal is to help you reduce energy bills while maintaining a warm, comfortable environment.
Our experienced engineers manage every step of the installation, from removing your old boiler safely to fitting and testing your new system. We adhere strictly to UK gas safety regulations and building standards, ensuring your boiler is installed correctly and efficiently. All installations come with manufacturer warranties and our own quality guarantee.
At Fanatic Plumbers, we understand how disruptive boiler replacements can be. That’s why we work quickly, cleanly, and respectfully — keeping you informed throughout and minimizing downtime. Our team is available 7 days a week with flexible scheduling options to suit your lifestyle.
We don’t just install boilers — we offer ongoing support, servicing, and repairs to keep your heating system running smoothly for years to come. Our commitment to customer satisfaction and technical excellence has made us a trusted choice for hundreds of homeowners and businesses across London.
If you need a reliable, professional boiler installation service in London, contact Fanatic Plumbers today. Request your free quote and take the first step toward a warmer, more efficient home.
4000+
Over 4,000 plumbing and heating projects completed
200+
Fully qualified, experienced technicians
24/7
Emergency plumbing coverage — no call-out fees
500 K+
People trusted across every major area of London
When it comes to boiler installation in London, choosing the right company is crucial. At Fanatic Plumbers, we combine technical expertise with outstanding customer service to deliver a seamless, stress-free experience from start to finish.
Our team consists of fully qualified and Gas Safe registered engineers, trained to install all major boiler brands safely and efficiently. We stay up to date with the latest industry standards and technology, ensuring your new boiler meets all current safety and energy efficiency regulations.
We understand that every property is unique. Whether you live in a Victorian terrace, a modern flat, or a large commercial building, we tailor our installation approach to your specific requirements. This bespoke service means you get a heating system that works perfectly for your space, maximises energy savings, and minimises environmental impact.
Our commitment to transparency means you’ll receive a clear, upfront quote with no hidden charges. We believe in honest communication and keep you informed at every stage of the installation. From the initial consultation and boiler selection to the final safety checks, we’re here to answer your questions and ensure your satisfaction.
We also provide valuable advice on maintaining your boiler after installation. Regular servicing and care can extend your boiler’s lifespan and help prevent breakdowns, saving you money in the long run.
At Fanatic Plumbers, customer satisfaction is our top priority. Our growing list of happy customers across London and the M25 area reflects our dedication to quality workmanship and reliable service. We’re proud to be a trusted name for boiler installations, servicing, and repairs.
Ready to upgrade your heating system with a new boiler? Contact Fanatic Plumbers today for a free, no-obligation quote. Let our expert team provide you with a safe, efficient, and cost-effective boiler installation tailored to your home or business.
We let our work speak for itself — but our customers say it best.
Our customers trust Fanatic Plumbers for fast response, honest service, and plumbing work that’s done right the first time.From emergency callouts to full installations, we’re proud to be the go-to plumbing team across London.
“Had an emergency with my boiler on a Sunday morning and these guys were at my door within 45 minutes. Polite, professional and knew exactly what they were doing. Five-star service.”
“Reliable, honest and hardworking – it’s rare to find a plumbing company like this in London. They fixed our central heating with zero hassle and were very reasonably priced.”
“I used Fanatic Plumbers for a full bathroom installation. They were organised, tidy, and the end result is absolutely stunning. Great attention to detail and very respectful of my home.”
“Fanatic Plumbers were recommended to me by a neighbour and I’m so glad I called them. The plumber was prompt, wore shoe covers, and even gave me tips to avoid future issues. Top-class service.”
“Brilliant service from start to finish. The plumber arrived within the hour, fixed my leaking pipe quickly, and explained everything clearly. No mess, no fuss — just a great job. Highly recommend Fanatic Plumbers!”
“Our kitchen drain was completely blocked and causing a real headache. The engineer was friendly, efficient and got everything sorted in no time. Wouldn’t use anyone else now!”
Looking for expert plumbing services in London?
We cover everything from emergency repairs to full installations — all delivered by qualified professionals you can rely on.Find our full range of services listed below and see how Fanatic Plumbers can help.
At Fanatic Plumbers, we’re not just here to fix problems — we’re here to provide peace of mind. Proudly serving London and the M25 area, we specialise in reliable plumbing services that put customers first, every single time. Whether you need an emergency plumber at 2am or a full bathroom installation, we bring experience, speed, and transparency to every job.
With years of hands-on experience under our belts, we’ve built a reputation as one of the most trusted plumbing companies in London. Our team is made up of over 200 qualified engineers, all fully insured and Gas Safe registered, ready to tackle any issue — big or small. From leaking taps and broken boilers to blocked drains and pipe repairs, we’ve completed over 4,000 successful projects across homes and businesses.
But what truly sets us apart isn’t just our technical skill — it’s our commitment to exceptional customer care. We believe a good plumber should be friendly, tidy, respectful, and above all, dependable. That’s why we offer same-day response, 24/7 availability, and no hidden charges. You’ll get clear quotes upfront, honest advice, and real-time updates — no stress, no surprises.
Here’s why our customers love working with Fanatic Plumbers:
Fast and reliable: We aim to be at your door within 1 hour for emergencies.
Fair pricing: Transparent quotes and no call-out fees.
Friendly professionals: Our team respects your time, your space, and your home.
Fully guaranteed work: Every job is backed by our quality guarantee.
From the first call to the final check, we go the extra mile to make sure every customer feels looked after. We know how disruptive plumbing issues can be, which is why we act quickly, work efficiently, and always clean up afterwards.
So, whether you’re facing an urgent issue or planning your next renovation, choose Fanatic Plumbers — where quality meets care, and your satisfaction is our top priority.
