Glasgow · G1 · Scotland
Get a fixed-price quote for a new boiler online and have a Gas Safe registered engineer fit it at your Glasgow flat or home – often as soon as the next day. Replacement gas boilers in Glasgow cover combi swaps, system boilers, back boiler removals and full heating 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 Glasgow depend on the building. A tenement flat in Partick, a villa in Newlands and a semi in Bearsden each need different boilers, and flue routes through sandstone walls, pipework and controls all move the final 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 Glasgow 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.
Glasgow’s housing is dominated by tenements and villas. These are the jobs we fit most, and what suits each.
A compact combi saves space and avoids a cylinder, with the flue route through sandstone checked first.
A system boiler with an unvented cylinder keeps hot water strong across several bathrooms.
Like-for-like swaps with a filter and modern controls give the best value for the least disruption.
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
Glasgow is Scotland’s largest city, built around red and blond sandstone tenements in the West End, Dennistoun and Pollokshields, with Victorian villas in Hyndland and Newlands, bungalows and semis in Bearsden and Giffnock, and a large number of post-war housing schemes. Many people live in flats, often on shared closes and stairs.
A tenement boiler involves shared walls, flues, and sometimes a factor or neighbours’ agreement. When we price boiler replacement in Glasgow we check the building, the flue exit and the hot water demand first, so the fixed price covers a boiler that fits the flat or house.
After you choose your boiler and date online, a Gas Safe registered engineer arrives to remove the old unit, fit and commission the new one, register the warranty and leave the correct commissioning paperwork before they go.
Glasgow is a city of sandstone tenements, villas and housing schemes, with soft water and its own building rules. Here is what we see most.
Glasgow’s water comes from Loch Katrine and is very soft, so scale is rarely a problem. We still fit a magnetic filter and inhibitor to protect the system.
Thick sandstone walls mean flue routes need care, and shared closes may need neighbours’ agreement. We survey and advise before we quote.
A compact combi suits most flats. We check the flue exit, ventilation and any factor requirements first.
Big houses in Hyndland and Newlands usually need a system boiler and cylinder for several bathrooms.
Glasgow West and Pollokshields have conservation areas, so a front-facing flue may need consent. We flag this at survey.
Glasgow winters are cold and wet. We insulate external condensate pipes so they do not freeze.
Our Gas Safe engineers cover the whole city, from the city centre and the West End to Pollokshields, Shawlands, Dennistoun and Giffnock. See all our service areas.
Red pin: Glasgow town centre. Green pins: nearby towns we cover — tap a pin to see how far each town is from Glasgow. The shaded circle shows roughly 8 miles around Glasgow.
Other cities and towns we cover nearby include Edinburgh (about 48 miles) and Newcastle upon Tyne (about 138 miles).
Often as soon as the next day, depending on the boiler you choose and engineer availability in the G1 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 G1 postcodes across Glasgow, including Partick, Hillhead, Pollokshields, Shawlands and Dennistoun, plus nearby areas such as Paisley, Clydebank and Rutherglen. As part of a nationwide network of Gas Safe engineers, we also cover the wider area.
Glasgow’s water is very soft, so scale is rarely an issue and most homes need no scale reducer. You can check your postcode on your supplier’s hardness checker. We still fit a magnetic filter to protect the system.
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 installations in Scotland fall under Scottish building standards rather than the English Building Regulations. Your Gas Safe registered engineer commissions the boiler and issues the right paperwork, and will tell you whether any notification applies. Planning or listed building consent is not normally needed for a like-for-like swap, but in conservation areas such as Glasgow West or Pollokshields, check with Glasgow City Council before moving a flue.
Yes. Boiler finance in Glasgow 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 Glasgow and book the installation date that suits you – all online, in a few minutes.