Why Choose Catalyst Home Services?

When something goes wrong with your plumbing — or when you’re planning a major installation — you need more than just someone with a wrench. You need a team you can trust: professionals who turn up on time, explain what’s happening clearly, and leave your home or property in better shape than they found it.

At Catalyst Home Services, we’ve built our reputation across London on exactly that kind of service. Whether it’s a dripping tap at midnight or a full bathroom fitting for a rental property, our qualified engineers bring the same care, expertise, and straight-talking approach to every job.

Got a plumbing problem right now? Book a Plumber or call our 24/7 Emergency Line: +44 7400 265421

WHAT SETS US APART — AN OVERVIEW

We’re a full-service plumbing and property maintenance company based in London. That means you don’t need to juggle multiple contractors for different jobs — whether it’s a repair, an installation, a drainage issue, or an annual maintenance contract, Catalyst handles it all under one roof.

Our services span four main categories:

Read on to understand what each of these covers — and why the quality and credentials behind them matter.

OUR SERVICES IN DETAIL

Repair Services

Plumbing problems rarely arrive at a convenient time. Our repair services are designed to get your home or property back to normal as quickly as possible, without unnecessary disruption.

Leak Detection & Repair — Hidden leaks can cause serious structural damage before you even notice them. We use specialist detection equipment to locate the source accurately, saving you from unnecessary excavation and costly guesswork. Find out more →

Burst Pipe Repair — A burst pipe is a genuine emergency. Our engineers respond fast, isolate the damage, and carry out a lasting repair rather than a temporary patch. Find out more →

Tap & Faucet Repair — Dripping taps waste hundreds of litres of water a year and push up your bills. We repair or replace all types and makes, with minimal fuss. Find out more →

Toilet Repair & Replacement — From a running cistern to a cracked pan, we handle all toilet faults and can supply and fit a replacement where needed. Find out more →

Water Pressure Issues — Low pressure affecting your shower? Poor flow at the taps? We diagnose and resolve pressure problems throughout your system. Find out more →

Drainage Services

A blocked or damaged drain can quickly escalate from an inconvenience to a health hazard. Our drainage services cover everything from simple clearances to complex underground repairs.

Blocked Drain Clearance — We clear blockages quickly and safely, using high-pressure water jetting where needed to restore full flow. Find out more →

Blocked Toilet Unblocking — A blocked toilet needs fixing today, not tomorrow. We arrive promptly and resolve the issue cleanly. Find out more →

CCTV Drain Survey — Before buying a property, after repeated blockages, or if you suspect root intrusion or a collapsed pipe, a CCTV survey gives you a definitive picture of your drainage system. Find out more →

Sewer Line Repair — Damaged sewer lines are serious — for your property and your neighbours. We carry out professional repairs that meet current UK standards. Find out more →

Installation Services

Whether you’re renovating a bathroom, replacing ageing pipework, or fitting out a new build, our installation services are delivered to a high standard, on time, and in full compliance with UK building regulations.

Water Heater Installation — We supply and install a wide range of water heaters, including unvented cylinders and heat pump units, with all necessary safety checks and certification. Find out more →

Bathroom Fitting — From a simple suite swap to a full design-and-fit project, our bathroom specialists manage the whole process so you don’t have to. Find out more →

New Build Plumbing — We work with developers and self-builders to install complete plumbing systems from first fix through to commissioning. Find out more →

Pipe Replacement & Relining — Outdated lead or iron pipework is a problem waiting to happen. We replace or reline pipes with minimal disruption to your property. Find out more →

Specialist Services

Some jobs require additional expertise, certifications, or the capacity to respond around the clock. Our specialist services are built for exactly those situations.

Commercial Plumbing — We work with businesses, landlords, and managing agents who need reliable, compliant plumbing maintenance for commercial premises. Find out more →

Boiler & Water Heater Service — Regular servicing keeps your system running safely and efficiently, and protects your warranty. Our engineers are Gas Safe registered. Find out more →

Emergency Plumbing — Available 24 hours a day, 7 days a week. If you have a plumbing emergency, call us now on +44 7400 265421. Find out more →

Residential Plumbing — Our core domestic service covers all routine and complex plumbing needs for homeowners across London. Find out more →

Annual Maintenance Contracts

For landlords, businesses, and homeowners who want peace of mind without the hassle of sourcing engineers every time something needs attention, our Annual Maintenance Contracts offer planned, proactive care.

WHY PROFESSIONAL, QUALIFIED WORK MATTERS IN THE UK

It might be tempting to hire a handyman or rely on a quick fix — but when it comes to plumbing and gas systems, cutting corners carries real risks.

In the UK, certain plumbing and gas work must be carried out by qualified, registered engineers. Gas work, for instance, is a legal requirement under the Gas Safety (Installation and Use) Regulations 1998 — only a Gas Safe registered engineer may legally work on gas appliances and pipework. Similarly, unvented hot water systems must be installed and serviced by engineers holding the relevant Part L qualification.

Beyond legal compliance, there are practical reasons to insist on qualified tradespeople. Poorly installed or repaired plumbing can lead to water damage, mould, structural deterioration, and in the worst cases, health risks from Legionella or carbon monoxide. It can also invalidate your home insurance or create complications when you come to sell your property.

At Catalyst, all relevant work is carried out by appropriately qualified engineers. You can review our full credentials on our Licences & Certifications page.

WHO WE WORK WITH

We serve a wide range of clients across London, and we tailor our approach to suit each one.

Homeowners — We understand that having strangers in your home is a big deal. We arrive on time, explain every step, keep the disruption to a minimum, and clean up properly before we leave.

Landlords & Property Managers — You need reliable contractors who understand compliance, can provide documentation, and respond promptly when tenants report problems. Our AMC packages are particularly popular with landlords who want to reduce reactive call-outs.

Commercial Clients — From small offices to large commercial premises, we provide plumbing maintenance that fits around your operating hours and doesn’t disrupt your business.

Developers & New Builds — We have experience working alongside construction teams to deliver first and second fix plumbing on schedule, with all necessary certifications on completion.

HOW WE WORK — OUR PROCESS

We believe in making the whole experience as straightforward as possible, from your first contact to the moment we hand back your keys.

Step 1: Get in Touch Call us on +44 7400 265421, use our emergency line for urgent issues, or book online at a time that suits you.

Step 2: Assessment We’ll ask a few questions to understand the job and, where appropriate, arrange a visit to assess the situation properly before quoting. No guesswork, no surprise costs.

Step 3: Clear Quote You’ll receive a clear, written quote before any work begins. We don’t do vague estimates that balloon later.

Step 4: Scheduled Appointment We confirm a time that works for you and we stick to it. If anything changes, we let you know well in advance.

Step 5: The Work Our engineer arrives on time, explains what they’re doing, and carries out the work to the agreed specification. Any unexpected developments are discussed with you before we proceed.

Step 6: Completion & Documentation Once the job is finished, we tidy up, walk you through what was done, and provide any relevant certificates or documentation. For gas and unvented hot water work, this is a legal requirement — for everything else, it’s simply good practice.

WHY CHOOSE CATALYST — THE SHORT VERSION

There are plenty of plumbers in London. Here’s why our customers keep coming back — and recommend us to their neighbours:

  • Qualified & Compliant — Gas Safe registered, fully insured, and up to date with UK building regulations. See our Licences & Certifications.
  • Honest Pricing — No hidden fees. You know the cost before work starts.
  • Real Reviews — Don’t take our word for it. Read what our customers say on our Reviews & Testimonials page.
  • Genuinely Responsive — We pick up the phone, we reply to messages, and we turn up when we say we will.
  • Full-Service — From a dripping tap to a full new-build plumbing system, we cover it all under one roof.
  • Local Knowledge — We know London, its older housing stock, and the specific challenges that come with it.

Find out more about us and our story, or meet the team behind the work.

RELATED SERVICES

Looking for something specific? Here are some of our most popular services:

FAQs

Is Catalyst Home Services Gas Safe registered?

Yes. All of our engineers who carry out gas work are Gas Safe registered, as required by UK law. You can ask to see an engineer’s Gas Safe ID card at the start of any job, and you can verify their registration at gassaferegister.co.uk. Full details are available on our Licences & Certifications page.

What areas of London do you cover?

We serve a wide range of areas across London and the surrounding region. Visit our Service Areas page for a full list of the postcodes and boroughs we cover. If you’re not sure whether we reach you, just call us — we’ll always try to help.

Do you offer emergency plumbing outside of normal hours?

Yes. Our emergency plumbing service is available 24 hours a day, 7 days a week, including bank holidays. You can reach our 24/7 emergency line at +44 7400 265421.

How much does a call-out cost?

Call-out charges and job costs vary depending on the type of work, timing, and location. We always provide a clear written quote before any work begins, so there are no surprises. Contact us via our booking page or call us directly to discuss your job.

Can you provide certificates for completed work?

Yes. We provide all legally required certificates upon completion — including Gas Safety certificates and Benchmark commissioning documents for boilers and unvented hot water systems. For notifiable building work, we ensure appropriate sign-off is obtained.

What’s the difference between a one-off repair and an Annual Maintenance Contract?

A one-off repair addresses a specific problem when it arises. An Annual Maintenance Contract (AMC) is a proactive arrangement where we carry out scheduled inspections and maintenance visits throughout the year, catching small issues before they become expensive problems. AMC customers also benefit from priority response for emergency call-outs.

How do I know I can trust the reviews on your site?

We encourage customers to leave their honest feedback, and we publish it on our Reviews & Testimonials page without editing. We also point customers to third-party platforms where our reviews can be independently verified.

Can you work on older London properties with Victorian-era pipework?

Absolutely. Much of our work is in older London housing stock, and our engineers are very familiar with the quirks and challenges that come with period properties — from lead pipework to awkward layouts and original cast iron drains. We’ll always advise you honestly on the best approach.

READY TO GET STARTED?

Whether you have a plumbing emergency, a project in mind, or just want some honest advice before you commit, we’re happy to help.

📞 Call us now: +44 7400 265421

📅 Book online: Book a Plumber

🗺️ Check we cover your area: Service Areas

⭐ Read our reviews: Reviews & Testimonials