New boiler quotes in Basingstoke.
Three quotes from Gas Safe registered engineers who actually cover your postcode, not a call centre eighty miles away.
- Covering RG21, RG22, RG23, RG24, RG25 and the wider Hampshire
- Your job reaches them in about 60 seconds
- Three engineers maximum, then it closes
- Every one checked on the Gas Safe Register
Get three Basingstoke quotes.
- Three quotes from Gas Safe engineers in your postcode
- Compare prices and opinions before you commit
- A maximum of three, then it closes
- Free to you, and no obligation
Engineers covering Basingstoke.
Every one checked on the Gas Safe Register before they join.

- Gas Safe registration number verified against the public register
- A registered business with a real address, not a mobile and a van
- Coverage confirmed for the postcode areas they say they work in
- We ask homeowners how the job went, and act on the answer
You can check any engineer's registration yourself at gassaferegister.co.uk before work begins. Ask to see the card. Any decent engineer expects you to.
What a boiler swap usually looks like in Basingstoke.
Basingstoke and Deane's 76,600 households are 30% detached, 26% semi-detached, 27% terraced and 14% purpose-built flats, and most of them are in the town, which grew several times over as a London overspill town from the mid 1960s. South Ham had council housing in the 1930s and 1950s but the bulk of it dates from the late 1960s, and Popley, Oakridge, Winklebury, Buckskin and Brighton Hill were laid out in the same expansion, followed by later private estates such as Chineham and Hatch Warren. The older stock sits in the town centre, Brookvale, South View and Old Basing.
Because most of Basingstoke was built in one generation, the boilers age together, and the typical job is the second or third replacement in a 1960s or 1970s terrace or semi where the original heat-only boiler and cylinder have already given way to a combi; where the cylinder survives, a cylinder-to-combi conversion is the usual request in the smaller houses. The overspill-era terraces often have the boiler on the rear kitchen wall with a short flue over the garden, and where houses are linked by garages the side wall is not available. On the later estates at Chineham, Hatch Warren and Beggarwood the four bedroom houses with two bathrooms are better served by a system boiler and an unvented cylinder.
We deliberately don't put a figure on this page, because nobody can price a boiler from a postcode. The cost calculator will give you a realistic range for a property like yours in under a minute, and three quotes for your actual job give you the real answer.
Getting three quotes matters more on a conversion
On a straight replacement the prices tend to cluster. On a cylinder-to-combi conversion they do not: how the engineer plans to route the pipework, whether a system flush is included and what happens to the cupboard afterwards can each move the number by hundreds. Three quotes is not about haggling. It is about seeing three different opinions on how the work should be done.
Whoever you go with must be Gas Safe registered. It is against the law for anyone else to work on your gas boiler, and you can check any engineer's registration number yourself before they start.
Finding a boiler engineer in Basingstoke
Our engineers cover RG21, RG22, RG23, RG24, RG25 and the wider Hampshire area, and those codes are examples rather than a limit. Rather than ringing round yourself, you fill in one form and we pass it to up to three Gas Safe registered engineers who work in your postcode. They contact you, they quote, and you decide.
Ask all three the same questions
Is the price fixed or an estimate? Does it include a power flush or just a chemical clean? Is a magnetic filter included, since most manufacturer warranties require one? Who notifies building control? A good engineer in Basingstoke will not mind being asked, and one who bristles has told you something useful.
Water and heating in Basingstoke
Basingstoke sits on the Hampshire chalk and South East Water's supply here is groundwater from chalk boreholes; published figures for the town centre postcodes are around 290 to 310 mg/l calcium carbonate, at the top of the hard band and into very hard. Limescale will form readily on a combi's plate heat exchanger and in a cylinder without a scale reducer on the incoming main.
Planning, flats and the edges of Basingstoke
The borough has more than 40 conservation areas, the largest number of any district in Hampshire, with six covering the town itself, including Basingstoke Town, Brookvale West, South View (designated 2006) and Park Prewett, so a flue on a front elevation in those streets can need planning permission. In a block of flats the flue route is dictated by the building and the freeholder's consent is needed for a new terminal. Building control is Basingstoke and Deane Borough Council for the town and the RG25 villages alike.
Areas of Basingstoke this covers
South Ham, Popley, Brighton Hill, Kempshott, Buckskin, Winklebury, Chineham, Oakridge, Hatch Warren and Old Basing, and everywhere else in RG21, RG22, RG23, RG24, RG25. The districts are Basingstoke itself; a job just outside them still reaches engineers who cover that postcode.
Also covering the area.
Basingstoke questions.
Is Basingstoke's water hard enough that a new boiler needs a scale reducer?
Yes. Basingstoke's supply from South East Water is chalk groundwater at around 300 mg/l of calcium carbonate, which is very hard. Most manufacturers ask for an inline scale reducer on the cold supply in water this hard and some make it a guarantee condition.
My 1960s house in Popley or South Ham still has a hot water cylinder. Should I switch to a combi?
It depends on the house and how you use hot water. The overspill-era houses were built with a regular boiler and a copper cylinder in an airing cupboard, and a combi conversion removes the cylinder and the loft tanks and frees that space. For a two or three bedroom house with one bathroom that is normally the right move. If the house has a second bathroom in regular use, a system boiler with an unvented cylinder keeps the flow rate up when two outlets run together.
What does a new boiler cost in Basingstoke?
It depends far more on the job than the town. A straight combi-for-combi swap sits at the bottom of the range; a cylinder-to-combi conversion sits well above it, and only an engineer standing in your house can see which one you have. The cost calculator gives you a realistic range in under a minute, and comparing 3 quotes for your actual job gives you the real answer.
Which postcodes in Basingstoke do you cover?
Basingstoke is RG21, RG22, RG23, RG24, RG25, and we match on the outward code, so a job in RG21 only goes to engineers who have told us they cover RG21. Those districts are the town itself rather than a service boundary. If your postcode isn't listed, enter it anyway: we place jobs across the UK, not only in the towns we have a page for.
How quickly can someone come out in Basingstoke?
Your job reaches engineers covering RG postcodes within about a minute of you submitting it. How soon one of them can actually fit a boiler depends on their diary and on the job, so we don't promise a date we don't control. If your boiler has failed completely, say so on the form and it is flagged as urgent.
Are your Basingstoke engineers Gas Safe registered?
Yes. Every engineer on our network is on the Gas Safe Register and we check the number against the public register before any job is sent to them. It is illegal for anyone else to work on your gas boiler. Ask to see their ID card and check it yourself at gassaferegister.co.uk before work starts.
Do you own the property in Basingstoke?
This is the one thing we have to know before anything else. A boiler replacement is a permanent change to the property, so it has to be authorised by whoever owns it - which means we can only arrange quotes for the homeowner, or for someone acting on the owner's behalf. Landlords are welcome to use the form for a property they let. If you answer no, we stop there rather than pass your details to an engineer who would not be able to take the job.
Three Basingstoke quotes, thirty seconds.
Free, no obligation, and only three engineers ever get your details.