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Athena Windows

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Offers services in COUNTY LONDONDERRY
Athena have created a completely fresh and new approach to helping homeowners to make the most inspired, informed and resp...

Recent Window Installer Enquiries

03 Oct

uPVC Double Glazing

Londonderry - BT47

Enquiry from: Mary B

Start Date: Immediate

Square bay Window kitchen window bedroom window and bathroom

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06 Sep

uPVC Double Glazing

Coleraine - BT51

Enquiry from: Joseph J

Start Date: Immediate

Full house for windows and doors

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31 May

uPVC Double Glazing

Londonderry - BT48

Enquiry from: Denise F

Start Date: Immediate

2+ windows Supply and install

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15 Apr

Replacement Glass Only

Londonderry - BT47

Enquiry from: KATHLEEN G

Start Date: Immediate

To panes of toughened glass one 6x12 m and one 6x10 x 5x16 x 19x11

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05 Jan

uPVC Double Glazing

Magherafelt - BT45

Enquiry from: John 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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10 Oct

Replacement Glass Only

Londonderry - BT47

Enquiry from: Horace W

Start Date: Immediate

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09 Oct

uPVC Double Glazing

Londonderry - BT48

Enquiry from: Margaret C

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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09 Oct

uPVC Double Glazing

Coleraine - BT51

Enquiry from: Alison W

Start Date: Less than one month

Miss lives in the coleraine area and would like a call to discuss options. bathroom design & install

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08 Oct

uPVC Double Glazing

Londonderry - BT47

Enquiry from: Ian 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 Sep

Replacement Glass Only

Londonderry - BT47

Enquiry from: Vijantimala P

Start Date: Immediate

Wooden window repair Lead Wooden window repair Lead Wooden window repair Lead

Replace broken window panes, double glazed. frosted outer pane 82cm x 48cm

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11 Sep

uPVC Double Glazing

Portstewart - BT55

Enquiry from: Cecilia 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 doors I

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04 Sep

Replacement Glass Only

Coleraine - BT52

Enquiry from: Tommy T

Start Date: Immediate

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22 Jul

uPVC Double Glazing

Limavady - BT49

Enquiry from: Paula Canning -

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 doors I

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12 Jun

uPVC Double Glazing

Londonderry - BT48

Enquiry from: Mairead O

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 doors

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11 Jun

uPVC Double Glazing

Coleraine - BT51

Enquiry from: Carol H

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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06 Jun

uPVC Double Glazing

Londonderry - BT48

Enquiry from: Regina M

Start Date: Immediate

Call back anytime

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10 Apr

uPVC Double Glazing

Londonderry - BT48

Enquiry from: Anna D

Start Date: Immediate

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

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How much do Window Installer services cost?

How much do Window Installers cost? Prices for Window Installers in 2026 can differ relying on the kind of task that you require to have performed in your house. It's the inquiry we get asked a whole lot "how much do Window Installers charge?". It's generally very good to have an idea of how much a Window Installer are going to likely charge for their services. Prices will probably rise and fall based upon the products and also the tradesman selected. The table reveals the sorts of service that Window Installers typically do and also the typical cost range of these jobs. Some tasks take longer to complete than others so prices do fluctuate by task.

View our Window Installer cost guide View our Window Installer advice

The average price
of a Window Installer in County Londonderry is:

£2,082

Window Installer job Window Installer cost in 2026
Double glazing in County Londonderry £1,500-£5,000
Upvc double glazing units only in County Londonderry £800-£1,200
Triple glazing in County Londonderry £1,500-£5,000
Aluminium windows in County Londonderry £1,875-£2,875
Wooden window in County Londonderry £3,750-£5,750
Aluminium windows supply only in County Londonderry £2,600-£3,900
Upvc or wood porch in County Londonderry £2,625-£4,025
Sash window in County Londonderry £1,800-£6,000
Glaziers in County Londonderry £57-£87
Secondary glazing in County Londonderry £1,500-£5,000
uPVC Single Window in County Londonderry £225-£345
Wooden sash windows in County Londonderry £3,750-£5,750
Wooden windows supply only in County Londonderry £2,760-£4,140
Aluminium repair in County Londonderry £240-£360
Window repair in County Londonderry £268-£402
Wooden window repair in County Londonderry £320-£480

Related Window Installer searches in County Londonderry

Window Installer FAQs

how much is a porch?

If you’ve decided to construct a porch to your property and now looking to figure out the cost required to complete the project, then you’re at the right place!

There are many factors that comes to play when determining the price of building a porch. These factors includes the size of the porch, the number of windows, the style of the roof as well as the type of the porch selected. Now let’s take a look at these factors one after the other.

• The Porch’s Size

As you would have correctly imagined, a large porch will definitely cost more money than a smaller one. A rough estimate of a porch’s cost per square metre is approximately £1,400.

• The Number Of Windows

Just like in the scenario above, the more the number of windows to be incorporated, the more money you’ll have to pay to complete your porch. A porch window will generally cost you within a range of £300 to £1,000

• The Style Of The Roof

There are two popular styles of porch’s roof which includes a tiled rood and a rubber flat roof. Generally, roof tiles are costlier than a rubber flat roof. A tiled roof would cost you between £0.80 to £1.80 per roof tile, while a rubber roofing will cost your between £70 to £90 per metre squared.

• Type Of The Porch

Another huge determinant of a porch’s price is type of material incorporated. For instance, if your preferred type is a lean-to, the price of a uPVC would be between £2,300 to £2,700. Meanwhile, a flat gable roof porch should cost within a range of £3,300 to £3,800.

Kindly note that the costs quoted in this article are only rough estimates, for a more accurate estimate you can contact a porch building professional within your local area.

What if my home isn’t suitable for double glazing?

Some properties are unable to have double glazing, especially those in conservation areas or listed buildings. To counter this problem and still benefit from a warmer home and cheaper bills, secondary glazing is an option. Secondary glazing is a second pane fitted inside your original window. Secondary glazing will still save you around £105 yearly.

How to remove a aluminium double glazed window?

Removing a double glazed window can be quite labour intensive. If you decide to try it yourself, make sure you give yourself plenty of time, and wear gloves and goggles.

Begin by unscrewing all opening windows at the hinges and removing them. Then take away the beading and putty around any fixed panes and take them out too.

Once you’ve removed all the glass, use a saw to put angled cuts in the frame, and a bar and hammer to remove it in sections. You should remove the sill if you’re going to replace that too.

Finally, cut through any screws holding the frame into place with a hacksaw.

Why are double glazed windows better than single glazed?

Double glazed windows are better than single glazed generally because they are more energy efficient. The clue’s in the name – double glazed windows have two panes of glass while single glazed windows only have one. In double glazed windows, there is a space between the two glass panes. This space is filled with inert gas or a tight vacuum, which helps to provide an extra level of insulation. That means that heat won’t escape your home easily, nor will it creep in, so you can keep your home at a more comfortable temperature.

The extra pane of glass also helps to increase your home’s security. Single glazing is pretty easy to smash through, whereas it will take much more effort to smash double glazing and will create more noise, so burglars might be put off.

Another reason why double glazed windows are better than single glazed ones is that they help to reduce noise. Of course, if you live by a busy road you’ll still hear some traffic noise, but it can be significantly reduced buy double glazing. In the same way that the inert gas in the middle of the two panes keeps heat in and the cold out, it also helps keep noise out.

With double glazing, you’ll also notice much less condensation. With single glazing, it’s common to see condensation on the inside of the windows, especially when the heating is on. This is because the outside of the window is cold, but the inside is warm. With double glazing, the insulation between the two panes stops there being such a difference in temperature between the inside and outside of the window.

How much is it to repair the glass in a window?
Accidents happen, and sometimes windows get broken. And that will lead to you wanting to replace just the glass in your window, rather than the whole frame. Also, as windows get older they can mist up on the inside, which means that the unit has ‘blown’ - so you’ll also need to replace the glass. But how much is it to replace the glass in a window? Luckily, if the frame of your window is in good condition, there’s no need to replace it, and this will reduce the cost. For an installer to fit a new pane of glass in a single glazed window, the average cost is £100, while a replacement double glazed sealed unit will cost an average of £110. Of course, as this is an average, if your window is very large you may spend more, and if your window is very small the price may be less. That's why it’s important to get a range of quotes so you can compare costs and get the best price. If you’re good at DIY, you may feel confident enough to have a go at replacing the glass in your window yourself. In that case, the cost of sealed unit and any other materials you need will cost an average of £57. It’s a significant saving, and if you think you can do it, then give it a try. However, if you’re in any way unsure, it’s best to leave it to the professionals. A window installer will be able to replace the glass in your window in less than an hour. Even though it costs more for a professional to do it, if you get it wrong and have to start over it will cost you more in the long run.
How much money will I save with double glazing?

By replacing the single glazed windows in your home you stand to make savings of around £170 each year. It’s not just the financial gain that makes double glazing attractive though and you can also save up to 680kg of carbon emissions annually. Over 20 years this is a saving of around £3,400 and 13,600kg of CO2.

how much does double glazed windows cost?

Are you looking to replace your old window for a new double glazed window and wondering what it’s going to be the cost? Well, the double glazed windows market is a very competitive one in the UK with varying prices across the country. Therefore, if you shop around you’re most likely to find something that’ll fit your budget both products and quality wise.

As you would have expected, the more windows you required the more money you are going to spend. However, the cost per window is likely going to be lower depending on the number of windows you purchase. Several double glazed windows come with a 10 year warranty but it’s advisable to also obtain a solid workmanship warranty which provides coverage for any potential problems for a good period of time upon installation.

To determine the cost of double glazed windows, there are so many things to put into consideration that just the primary dimensions of the window itself. Other factors that works to decrease or increase the cost of the project includes the frames’ quality as well as the material used. For example hardwood can be quite high priced when compared to uPVC.

The number of opening windows within the frame can also play a huge role in the cost of the windows as well as the type of the glass. The cost of a double glazing window usually ranges between £100 to £3,200 per window, depending on the available options.

To have a more accurate estimate of the cost of a double glazing window, you’ll need a obtain a survey from a double glazing installer who can take into account any possible complications that may arise when installing your windows while also giving an advise on the most suitable window style for your property.

Where can I get one double glazed window?

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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