
Boiler Installation in London
Fixed-price quotes, no hidden fees, and up to 18-year manufacturer guarantees on selected boilers.
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Open 7 daysMon to Fri until 6pm, weekends 10am to 3pm
Greater London
We take on boiler installations and substantial projects across London, and we have completed work in Bromley, Surbiton, Canary Wharf, Tooting, West Dulwich, New Malden and Orpington. Given the travel involved we concentrate on installations and major work rather than routine servicing, and we will say so honestly rather than quote for a job that does not make sense for either of us.
Local knowledge
Everything from Victorian terraced conversion to modern high-rise apartments. London property brings constraints that rarely apply outside it: access and parking restrictions, freeholder and management company permissions, communal systems, restricted flue routing and neighbours immediately on the other side of every wall.
The genuine difficulty with London installations is rarely the plumbing, it is the logistics around it. Parking permits, loading restrictions, freeholder consent for a flue, building management access windows and lift bookings all have to be resolved before anyone turns up with a boiler. We handle that in the planning rather than discovering it on the day, which is what causes installations to overrun into a second and third visit.
Leave the property, do not touch any switches, then call the National Gas Emergency Service on 0800 111 999. Once it is made safe, call us and we will handle the repair and recommissioning as Gas Safe registered engineers.
What we do here
London is outside our core patch, so we concentrate on installations and major work where the journey makes sense for both of us. If you need a quick routine visit, a closer engineer will serve you better and we will say so.

Fixed-price quotes, no hidden fees, and up to 18-year manufacturer guarantees on selected boilers.

Full bathroom fit outs, shower rooms and en suites. Fixed price, proper waterproofing, tidy work.
EmergencyBurst pipes, active leaks, no heat, no hot water. Gas Safe registered and answering the phone 7 days a week.

Adey trained, using MagnaCleanse. Removes the magnetite sludge that is blocking your radiators and straining your boiler.
Reviews
Professional service fixing Vaillant boiler F.01 error code.
David provided excellent service in the installation of our bathroom and shower. He went above and beyond by completing additional tasks with great efficiency and politeness. The final result exceeded our…
Excellent service would highly recommend. Knowledgable and able to advise on best products and solutions. Will use for future work
Questions
We focus on South and South West London, where the M23 and A23 make the journey from Crawley workable: Croydon, Sutton, Wandsworth, Merton, Kingston upon Thames and Bromley. We have also completed work in Surbiton, Tooting, West Dulwich, New Malden, Orpington and Canary Wharf. If you are further afield, call anyway, because for a full boiler installation or heating upgrade we will often travel.
Not as standalone visits. Distance varies across London and we travel in for installations and major projects, so a short routine visit rarely makes sense for either of us once the journey is added. For an annual service or a CP12, someone based nearer to you is the better choice, and we will say so rather than quote for a job that does not add up.
Often, yes, but the planning matters as much as the plumbing. Freeholder or management company consent for the flue, communal systems, building access windows, lift bookings, parking permits and loading restrictions all get resolved before anyone arrives with a boiler. That is what keeps an installation to the visit it was planned for rather than a second or third, and it is all reflected in one fixed price agreed before we start.
Most of London is supplied by Thames Water, which runs moderately hard to hard. Over time that leaves limescale in boilers, hot water cylinders and taps, particularly in period conversions. A new boiler from us goes onto a cleaned system, protected by a magnetic filter and inhibitor, and we recommend a scale reducer where the water justifies one.
For major failures, such as a boiler that has died and needs replacing, yes, and we plan the replacement as quickly as access and parking allow. For a burst pipe or an active leak, someone local will usually get to you faster than we can, and we will tell you that. Shut the water off at your stopcock first, which in a block may be in a communal area.
Gas Safe registered, fixed prices, and open seven days a week. Tell us what is wrong and we will tell you what it costs.