Single Double Glazed Window in Northern Ireland

Compare Single uPVC Window Prices in Northern Ireland

Single Double Glazed Window in Northern Ireland

When replacing your residence's windows you don't always have to complete the whole home. From time to time you may only need to have a single window changed, perhaps as a result of a busted pane or for updating to double glazing.

It's common for lots of people to replace simply one double glazed window. One reason that customers intend to change one window is that the closed system inside has actually failed. You'll know if this has occurred due to the fact that you'll have the ability to see condensation on the inside of glass, which obtains frustrating because you can not wipe it away. In this instance, you can pick to just replace the sealed device or the whole framework, which you might wish to do if it's looking past its best.

When you're replacing just one double glazed window, if you recognize the brand of your present windows you could ask your installer if they can resource the same ones. This will aid to keep them looking as similar as feasible, although if your existing windows are very old you may observe some discolouration on the outside compared to the brand-new one, and locks as well as flow vents may look different.

Replacing just one double glazed window should not take a qualified window fitter long, and could cost just ₤ 300. It's worth remembering that all substitute windows require to be accredited that they have actually been put in to fulfill building guidelines, so you'll require to put on your local building control policeman that will certainly come and check the job then release a certification. If you ask an installer who is registered with a self-certification scheme (like FENSA, CERTAS) to fit the window for you, they can issue the certification themselves when they've ended up the job.

We will provide as much as four Window Installer pros in your area, that will use quotations for the work you want done. You'll receive a home visit from experts in Northern Ireland that'll help you to pick the right uPVC Single Window for your residence before carrying out the installation. Enter your postal code to begin browsing currently.

Average uPVC Single Window cost in Northern Ireland

The typical cost of uPVC single window is around £300. Costs fluctuate based on the materials and the organisation used. The upper price range can be as high as £400. The material costs are in most cases around £110

Average price per uPVC Single Window job in 2025

Avg. price low	Avg. price low £225
Avg. price	Avg. price £300
Avg. price high	Avg. price high £345

£500

£375

£250

£125

£0

Prices based on actual uPVC Single Window costs for Northern Ireland, as reported by local LeadsDoWork members.

uPVC Single Window installation cost in Northern Ireland 2025

	Labour cost	£180
	Material cost	£110
	Waste removal	£10

Time frame: 1-2 days

Upvc single windows searches in June 2025

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uPVC Single Window Projects in Northern Ireland in May 2025

27,288

Requests for quotations in Northern Ireland in May 2025

0

Requests for uPVC Single Window quotations in Northern Ireland in May 2025. 0% change from April 2025.

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Requests for uPVC Single Window quotations in United Kingdom in May 2025. 0% change from April 2025.

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Upvc single windows searches in counties near Northern Ireland May 2025

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Northern Ireland

Northern Ireland is the Irish area of the United Kingdom, with the Republic of Ireland providing the remainder of the island. It comes with a population of just over 1.8 million, plus a population density of 133 people per square kilometre. This population is just 3% of the United Kingdom and 28% of people on the island of Ireland. Northern Ireland’s capital city of Belfast holds the most significant population of around 340,000, while Derry and Lisburn have 100,000 and 45,000 respectively. For all your home improvement projects in Northern Ireland, use reputable specialists to make sure you get a high-quality finish.

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Similar Customer Enquiries for uPVC Single Window in Northern Ireland

19 Jun

Windows | uPVC | Single Window

Belfast - BT13

Enquiry from: Lavie .

Start Date: Immediate

What best describes your living situation? - Homeowner - Sole. How many windows are you considering replacing? - 1. What material do you require, UPVC? - upvc. What colour do you want them to be? - wh...

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27 May

Windows | uPVC | Single Window

Chester le Street - DH2

Enquiry from: Brenda M

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customer living in chester le street area made an enquiry for double glazing quotes via one of our websites. customer confirmed interest via phone at 13:02 homeowner needs advice on options 2+ windows...

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19 May

Windows | uPVC | Single Window

Newtownabbey - BT36

Enquiry from: James M

Start Date: Immediate

what best describes your living situation? - -. how many windows are you considering replacing? - -. what material do you require, upvc? - -. what colour do you want them to be? - -. do you require do...

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22 Apr

Windows | uPVC | Single Window

Ballynadolly - BT28

Enquiry from: Betty S

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19 Apr

Windows | uPVC | Single Window

Bishop Auckland - DL14

Enquiry from: Jonathan L

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Are you the home owner of that property? - Yes . How many windows are you considering replacing? - 1. What material do you require, UPVC? - UPVC. What colour do you want them to be? - UNSURE. I assume...

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17 Apr

Windows | uPVC | Single Window

Belfast - BT5

Enquiry from: Violet M

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09 Apr

Windows | uPVC | Single Window

Newry (South Down section) - BT34

Enquiry from: Karen M

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what best describes your living situation? - homeowner - sole. how many windows are you considering replacing? - 1. what material do you require, upvc? - upvc. what colour do you want them to be? - wh...

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03 Apr

Windows | uPVC | Single Window

Omagh - BT79

Enquiry from: William Q

Start Date: Immediate

Call back anytime. Number of windows: 1 Number of doors: 1 Quote requested on windows and doors, in PVCu, to be supplied and fitted.

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28 Mar

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Ballymena - BT44

Enquiry from: Judy M

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27 Mar

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Magherafelt - BT45

Enquiry from: Frances F

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24 Mar

Windows | uPVC | Single Window

Omagh - BT79

Enquiry from: Brendan M

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Are you the home owner of that property? - joint. How many windows are you considering replacing? - 7. What material do you require, UPVC? - upvc. What colour do you want them to be? - -. I assume you...

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17 Mar

Windows | uPVC | Single Window

Stanley - DH9

Enquiry from: Anne E

Start Date: Immediate

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04 Mar

Windows | uPVC | Single Window

Craigavon - BT62

Enquiry from: Hilda W

Start Date: Immediate

Are you the home owner of that property? - -. How many windows are you considering replacing? - -. What material do you require, UPVC? - -. What colour do you want them to be? - -. I assume you requir...

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18 Feb

Windows | uPVC | Single Window

Larne - BT40

Enquiry from: Deborah C

Start Date: Immediate

new window fitted to old existing one are you the property owner: owner of the property what level of service do you require: supply and installation of full unit property type: detached how many wind...

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17 Feb

Windows | uPVC | Single Window

Craigavon - BT63

Enquiry from: Shay L

Start Date: Immediate

Double glaze window put in

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11 Jan

Windows | uPVC | Single Window

Newton Aycliffe - DL5

Enquiry from: Beverley C

Start Date: Immediate

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11 Jan

Windows | uPVC | Single Window

Enniskillen - BT92

Enquiry from: Colum C

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Call back anytime. Number of windows: 1 Style of window: Standard window Quote requested on windows, in PVCu, to be supplied and fitted.

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04 Nov

Windows | uPVC | Single Window

Downpatrick - BT30

Enquiry from: Imelda R

Start Date: Immediate

Are you the home owner of that property? ./ How many windows are you considering replacing? / What material do you require, UPVC? / What colour do you want them to be? / I assume you require them to b...

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31 May

Windows | uPVC | Single Window

Belfast - BT17

Enquiry from: RITA L

Start Date: Immediate

one pvc window supplied and fitted are you the property owner: owner of the property what level of service do you require: supply and installation of full unit property type: detached how many windows...

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02 Apr

Windows | uPVC | Single Window

Omagh - BT78

Enquiry from: Gerald N

Start Date: Immediate

Are you the home owner of that property? / How many windows are you considering replacing? / What material do you require, UPVC? / What colour do you want them to be? / I assume you require them to be...

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FAQs

How much one double glazed window costs is based on a few factors. If you just want to buy the window to install yourself, it will cost less than if you want an installer to fit it for you. If you want to simply buy one double glazed window without installation it could cost anywhere between £100-£300. That’s for a simple casement window, but other types like sash or tilt and turn windows could cost more. It’s recommended that you get a reputable installer to fit your double glazed windows because they’ve had the relevant training and will be able to install it much more quickly. How much it will cost for them to install one double glazed window will very based on your location, the type of window, how difficult the window is to access and whether you choose standard white uPVC or a coloured or woodgrain effect. An average uPVC casement window might cost somewhere between £300-£400, while a dual turn window might cost between £550-£660 to install. Do you really need to replace the entire window? If it’s just the double glazing that needs replacing, for example if it’s misted up inside, this will cost much less. Most window installers or a glazier will be able to just replace the sealed unit inside, and that may cost as little as £250. It’s always best to get a range of quotes from reputable companies so you know you’ve got a great price and you’re sure you’ll get excellent service.

To install one small double glazed window, it will take anywhere between two hours and half a day. It will depend on whether one installer is fitting your window or two. And if you’re doing it yourself and don’t have any professional experience, it will take even longer.

When the window fitters arrive, they will make sure they’ve got safe access to the window and move any heavy furniture if they need to. Any good installer will lay down a dust sheet, but it’s a good idea to check that they’ve got one laid down before they start.

The first step any window installer will take is to double check the measurements of the new frame against your existing one. Hopefully it should match up, so then they’ll take the old window out. Then, they’ll insert the new frame into the aperture and bolt it into the concrete. They'll check it with a spirit level to ensure it’s even before moving onto the glass sealed unit.

The installer will place the glass into the aperture, then fit the beads to secure the glass in the frame. They’ll then use silicone and trim on the inside and outside to ensure the window looks perfect. You won’t be able to see where they’ve used sealants or trims because they’ll colour match them so it’s not noticeable. Then, they’ll tidy up all of their tools and the working area and let you know what needs to be done in terms of proving that the window meets building regulations. Most good installers are registered with a self-certification scheme, so will be able to issue a certification once the work is complete.

Sometimes accidents happen, and that leads to you needing to replace just a single window. Luckily, most window fitters are happy to replace just one window if you need to. But how much a single window costs will depend on a few factors. Firstly, do you need the entire window, including the frame, replaced, or just the sealed unit? If the frame is still in good condition, glaziers and some window installers can replace the sealed unit and this will set you back around £250. If your window frame is damaged, don’t try to get away with not replacing it. Having a broken window frame can let heat escape your home, increasing your energy bills, and you’re likely to hear more traffic noise. Plus, if the frame is broken you might have trouble closing the window properly, stopping you from keeping your home secure. So how much is a single window if you need the whole thing replaced? You should expect it to cost between £400-£550, but it could cost more or less than this depending on your location, the size of the window and how tricky it is to replace. There are other factors that will impact the cost of replacing a single window. Do you want the window to have plain, leaded or Georgian bar glass? Maybe it will be a casement window, or a bay, bow or sash? The cost will increase if you want more than one opener if it’s a large window, and if you want it to have locks. Also, the standard white uPVC frame colour will probably be included in the price, but if you want a woodgrain look or a different colour uPVC this will cost more.

Most window installers will be able to provide you with one double glazed window and fit it for you. If you’re replacing one double glazed window in your home, ask them to try and source the same windows that you already have or find one that’s very similar. Externally, you probably won’t be able to notice the difference, but if your existing windows are very old there may be some exterior discolouration and the locks and handles might look slightly different.

If you want one double glazed window so you can fit it yourself, there are lots of online companies that can supply you with one window. However, window fitting is a skilled trade and you might want to consider whether you have the right tools and experience to fit it yourself. Of course, you’ll save money on installation costs, but if something goes wrong, you might end up shelling out to get it fixed anyway.

The other thing to consider is that any replacement windows need to be certified that they meet Building Regulations. If you fit the double glazed window yourself, you’ll need to apply to your local council building control officer to get a certificate that confirms that you fitted the window within the regulations. You’ll have to pay a fee for this, and it will be even more expensive if Building Control say that the window hasn’t been fitted within the regulations and you have to start again.

The alternative is to ask a reputable window installer that is registered with a self-certification scheme, like FENSA, to install the window. That means that they can self-certify that the window meets building regulations once they’ve finished the installation.

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Overall rating:

Northern Ireland uPVC Single Window installers are rated 4.8 out of 5 based on 1 reviews of 12 pros.

The LeadsDoWork rating and review is an overall rating based on verified reviews and feedback from the customers with uPVC Single Window projects that have been connected with uPVC Single Window pros to help them. All uPVC Single Window contractors All Northern Ireland uPVC Single Window contractors

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