Bromley · BR1 · Greater London
Get a fixed-price quote for a new boiler online and have a Gas Safe registered engineer fit it at your Bromley home – often as soon as the next day. Replacement gas boilers in Bromley cover combi swaps, system boilers for larger houses, back boiler removals and full upgrades with finance available.
Worcester Bosch Greenstar 4000
Ideal Logic MAX Combi C30
Vaillant EcoFit Pure 830C 30kW
Baxi 830 Combi 2 30kW
Boiler prices in Bromley rise with the size of the home. A three-bedroom semi in Beckenham and a six-bedroom detached house in Chislehurst need very different boilers, and flue length, cylinder choice and controls all move the figure. Like-for-like combi swaps start from £1,759 fitted, while Worcester Bosch Greenstar 4000 packages start from around £2,450. Every quote you get online is fixed – no surprise extras on the day.
| Installation type | What’s involved | Price from | Time on site |
|---|---|---|---|
| Like-for-like combi swap | Replace an existing combi in the same position, with new flue, filter and controls | £1,759 | 1 day |
| Conventional or system to combi | Remove tanks and cylinder, cap off pipework, fit combi and upgrade gas supply if needed | £2,350 | 1–2 days |
| Back boiler replacement | Remove back boiler and fire, make good, fit new boiler in a new location | £2,795 | 2+ days |
| System boiler with cylinder | Suited to larger homes with multiple bathrooms; new or replacement unvented cylinder | £2,995 | 1–2 days |
| Boiler relocation | Move the boiler to a loft, garage or new room with new gas, flue and condensate runs | £2,250 | 1–2 days |
These are starting prices for a standard installation by a Gas Safe registered engineer; your online quote confirms the exact cost for your home.
Get a new boiler on finance in Bromley from £23.26 a month. As an example, a £1,799 boiler spread over 10 years at 9.9% APR works out at £23.26 per month. Shorter terms, interest-free and buy now, pay later options are also available, all subject to status. See our boiler finance options for the full details.
Bromley’s housing is bigger and more varied than much of London. These are the three jobs we fit most and what suits each.
Several bathrooms need a system boiler with a generous cylinder, so two showers can run at once without the pressure dropping.
Space is tighter, so a compact condensing boiler in the kitchen or utility keeps the layout and pipework simple.
Interwar semis often suit a straight combi swap with a filter and modern controls to cut running costs.
Fill out our simple online enquiry form. We just need a few details about your home to give you quotes for new boilers online.
Select a gas boiler package that fits your specific needs. You have the option to pay up-front, or with instalments on finance.
Next you will be able to choose a convenient boiler installation date. One of our Gas Safe engineers will complete installation of your new boiler.
You can choose from one of our boiler servicing plans, giving you peace of mind and keeping your boiler running smoothly for years to come.
Local boiler installers
Bromley is the largest borough in London by area, a mix of leafy suburbs, commuter towns and green-belt villages stretching to the Kent border. Large detached and semi-detached houses fill Bickley, Chislehurst and Petts Wood, Beckenham has Victorian and Edwardian terraces and mansion blocks, and Biggin Hill and Orpington have a more rural feel.
Bigger homes bring bigger heating and hot water demands, so the cheapest boiler is rarely the right one. When we price new gas boiler in Bromley we look at the size of the property, the number of bathrooms and the existing pipework, then give you a fixed price for a boiler sized to the house.
Once your boiler and date are chosen, a Gas Safe registered engineer removes the old unit, fits and commissions the new boiler, registers the warranty and sorts the paperwork, leaving the house warm and the heating system flushed and protected.
Bromley is London’s largest borough by area, with large detached homes, 1930s semis and green-belt villages. These are the points we raise most often.
Bromley water is very hard, which shortens boiler life through scale. We check your postcode and fit a scale reducer with a combi where hardness is above 200ppm.
Big houses in Bickley and Chislehurst often have several bathrooms. We size a system boiler and unvented cylinder so hot water pressure holds up.
Purpose-built blocks and converted houses may have short flue routes and lease rules. We check both before we recommend a compact combi.
Terraces around Penge and Beckenham often carry original pipe runs. We assess the system and fit a compact condensing boiler.
Chislehurst, Bickley Park and Park Langley are conservation areas, so a front-facing flue may need consent. We flag this at survey.
A few edge-of-borough homes around Biggin Hill and Keston are off mains gas. We can also fit oil and LPG boilers with a fixed online quote.
Our Gas Safe engineers cover the whole borough, from Beckenham and Bromley town to Orpington, Chislehurst and Biggin Hill. See all our service areas.
Red pin: Bromley town centre. Green pins: nearby towns we cover — tap a pin to see how far each town is from Bromley. The shaded circle shows roughly 8 miles around Bromley.
We also cover London as a whole, plus neighbouring Croydon (about 6 miles), Bexley (about 7 miles) and Sutton (about 11 miles).
Often as soon as the next day, depending on the boiler you choose and engineer availability in the BR1 area. Complete the online quote, pick a date that suits you, and if you have no heating or hot water we prioritise your booking.
All BR1 to BR7 postcodes including Beckenham, Orpington, Chislehurst, Petts Wood and West Wickham, plus nearby areas such as Croydon, Bexley and Sidcup. As part of a nationwide network of Gas Safe engineers, we also cover the wider area.
Bromley water is very hard, typically well above 200ppm. You can check your postcode on your supplier’s hardness checker. Where it exceeds 200ppm we fit a scale reducer with a combi boiler, in line with Building Regulations guidance.
Yes. We remove the back boiler and associated fire, make the old flue and pipework safe, and install a modern condensing combi or system boiler in a more suitable position. This usually takes a little longer than a straight swap, and we’ll confirm the timescale before we start.
Boiler replacement is notifiable work under Building Regulations, which your Gas Safe registered engineer handles for you before issuing a compliance certificate. Planning permission is not normally required for a like-for-like swap, but in Chislehurst, Bickley Park and other Bromley conservation areas, check with Bromley Council before moving a flue to a front-facing wall.
Yes. Boiler finance in Bromley includes interest-free, 9.9% APR and buy now, pay later options, with deposits from £0 – see our boiler finance page. All finance is subject to status.
Yes. Your engineer will safely disconnect, remove and dispose of your old boiler, and any redundant tanks or cylinder if you’re switching to a combi.
All boilers we install come with a manufacturer-backed warranty, typically between 5 and 10+ years depending on the model. Keeping it valid usually means an annual service – our boiler cover plans take care of that for you.
Yes. If your home is off the mains gas network, we can replace an oil or LPG boiler. Oil boilers are fitted by OFTEC registered engineers and LPG boilers by Gas Safe registered engineers with LPG competence. See our oil boiler installation and replacement and LPG boiler installation and replacement pages for more detail.
Tell us about your home, see fixed-price replacement boiler packages for Bromley and book the installation date that suits you – all online, in a few minutes.