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Verified ProOver 50 Reviews

Britelite Home Improvements

156 review(s)
Offers services in GREATER LONDON
We fit high quality double glazing and the next generation triple glazing, using only the best materials. Fully guaranteed...
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House of Glass

2 review(s)
Offers services in GREATER LONDON
House of Glass ltd are a genuine, family run, home improvement company specialising in replacement windows & doors , conse...
Verified Pro
At Meridian Homes, we take pride in being a family-owned company with over 43 years of experience. Our passion and dedicat...
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Concept Home Improvements

1 review(s)
Offers services in GREATER LONDON
Concept Windows & Conservatories is a family run company. Established in 1987 we specialise in the installation of high qu...
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Jassi Builders

2 review(s)
Offers services in GREATER LONDON
Hi Jassi Builders LTD here, I am a specialist in planning, designing and building control services. I make sure that I hav...

Recent Window Installer Enquiries

31 Aug

Windows | uPVC | Repair

Shepperton - TW17

Enquiry from: Stuart D

Start Date: Immediate

New handle mechanism Second won’t open.

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30 Aug

Windows | uPVC

Rainham - RM13

Enquiry from: Amanda H

Start Date: Immediate

Customer made an online enquiry for quotes for double glazing replacement via one of our websites. Customer lives in Rainham area and is considering a range of options for their home. 2+ windows Suppl...

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30 Aug

Windows | uPVC

Rainham - RM13

Enquiry from: Carole Ann o

Start Date: Immediate

customer made an enquiry for replacement double glazing via one of our websites. looking at various options confirmed interest 2+ windows supply and install please call to discuss options and arr...

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26 Aug

Windows | uPVC

London - E6

Enquiry from: Mahbub R

Start Date: Immediate

Customer is looking to have windows installed. They are unsure what options to go for so would like to discuss directly multiple windows to be Supplied and installed Please call to quote.

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26 Aug

Windows | uPVC

London - SW15

Enquiry from: Adanu A

Start Date: Immediate

Customer is looking to have new windows installed. They are unsure of options so would like to discuss. Confirmed interest via SMS/ Customer lives in London area 2+ windows Supply and install Please c...

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24 Aug

Windows | uPVC | Single Window

Mitcham - CR4

Enquiry from: Amritpal S

Start Date: Immediate

Call 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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24 Aug

Windows | uPVC

London - NW11

Enquiry from: Corinne T

Start Date: Immediate

Call anytime. Number of windows: 3 Quote requested on windows, in PVCu, to be supplied and fitted.

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19 Aug

Windows | uPVC

Ilford - IG1

Enquiry from: Amolakh S

Start Date: Immediate

Customer living in Ilford area made an enquiry for double glazing quotes via one of our websites. Customer confirmed interest via phone at 15:21 Homeowner needs advice on options 2+ windows Supply and...

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19 Aug

Windows | uPVC

London - E7

Enquiry from: Yunus G

Start Date: Immediate

Customer is looking to get quotes for replacement double glazing. multiple windows Supply and install Please call to quote.

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18 Aug

Windows | uPVC

Hampton - TW12

Enquiry from: Anthony B

Start Date: Less than one month

Wooden window repair Lead Wooden window repair Lead

sell 1 | property: flat (homeowner) | current windows: single glazed | windows required: 2-5 windows | reason: noise reduction, energy efficiency | timeline: just researching i am looking for quotes ...

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17 Aug

Windows | uPVC

Wembley - HA0

Enquiry from: Tasos K

Start Date: Immediate

Call anytime. Number of windows: 2 Number of doors: 3 Quote requested on windows and doors, in PVCu, to be supplied and fitted.

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14 Aug

Windows | uPVC

Romford - RM3

Enquiry from: Kelly F

Start Date: Immediate

Customer living in Romford area made an enquiry for double glazing quotes via one of our websites. Customer confirmed interest via Homeowner needs advice on options 2+ windows Supply and install Plea...

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07 Aug

Windows | uPVC

London - E16

Enquiry from: Jimmy I

Start Date: Immediate

Customer made an online enquiry for replacement windows via one of our websites. Confirmed via /phone. 2+ windows Supply and install Please call to arrange an appointment to quote.

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04 Aug

Windows | uPVC

Morden - SM4

Enquiry from: Ahmed E

Start Date: Immediate

Customer is looking to have new windows installed. They are unsure of options so would like to discuss. Confirmed interest via SMS/ Customer lives in Morden area 2+ windows Supply and install Please c...

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03 Aug

Windows | uPVC

Dagenham - RM9

Enquiry from: Nishat N

Start Date: Immediate

Call anytime. Number of windows: 5 Number of doors: 1 Quote requested on windows and doors, in PVCu, to be supplied and fitted.

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30 Jul

Windows | uPVC

London - SW19

Enquiry from: Fiona B

Start Date: Immediate

3 small replacement windows 1 back door

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30 Jul

Windows | Glazing

Uxbridge - UB8

Enquiry from: Rajesh A

Start Date: Immediate

Wooden window repair Lead Wooden window repair Lead

Need glass replaced in Velux in GHU S06 loft window

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30 Jul

Windows | uPVC

London - SW19

Enquiry from: Gregory T

Start Date: Immediate

Customer in London area made an enquiry for double glazing online. 2+ windows Supply and install Please call to arrange an appointment to discuss options

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30 Jul

Windows | uPVC

London - SW19

Enquiry from: Wojciech S

Start Date: Immediate

Customer is looking to have new windows installed. They are unsure of options so would like to discuss. Confirmed interest via email/SMS/ Customer lives in London area 2+ windows Supply and install Pl...

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29 Jul

Windows | uPVC

Romford - RM3

Enquiry from: Matteo M

Start Date: Immediate

Customer made an enquiry for replacement double glazing via one of our websites. Looking at various options Confirmed interest 2+ windows Supply and install Please call to discuss options and arrange ...

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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 Greater London is:

£1,790

Window Installer job Window Installer cost in 2026
Double glazing in Greater London £859-£2,734
Upvc double glazing units only in Greater London £575-£900
Triple glazing in Greater London £859-£2,734
Aluminium windows in Greater London £1,182-£2,559
Wooden window in Greater London £3,750-£5,750
Aluminium windows supply only in Greater London £1,600-£2,500
Upvc or wood porch in Greater London £2,625-£4,025
Sash window in Greater London £959-£3,067
Glaziers in Greater London £57-£87
Secondary glazing in Greater London £859-£2,734
uPVC Single Window in Greater London £225-£345
Wooden sash windows in Greater London £3,750-£5,750
Wooden windows supply only in Greater London £2,760-£4,140
Aluminium repair in Greater London £240-£360
Window repair in Greater London £268-£402
Wooden window repair in Greater London £320-£480

Related Window Installer searches in Greater London

Window Installer FAQs

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.

What is the Window Energy Rating (WER)?

The energy efficiency of windows is measured using ratings, varying from A, the most efficient, to G, the least efficient. This scheme is run by the British Fenestration Council (BFRC). To comply with Building Regulations you’ll need windows of energy efficiency at least level C.

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 are new windows?

Are you about to replace your old windows and wondering just how much it’ll cost to have a new one fitted? If yes, then you’ve come to the right place! The question is a very straight forward one, however a direct answer can not be provided as determining window prices for a replacement project can be a very tricky challenge. With a plethora of influencing factors that can play a key role in the price of both materials and labour to be used, it could be extremely hard for a window installer to provide a cost estimate without paying you a visit beforehand.

The factors that can go a long way in determining the price of your new window includes the size of the window, frame material, style chosen, your location, rates charged by the window installer (these rates can be different from an installer to an installer, so it’ll probably be in your best interest to compare quotes to identify the most competitive price) as well as the type of glass required.

Generally, for a small flat featuring four windows, the average cost for new windows would be between the range of £2,100 to £2,300. This range provided covers the cost of double glazed uPVC casement windows as well as the installation price. In the same tone, a home with up to 8 windows will have an average cost for window replacement between the range of £4,400 to £4,600, wile also taking into account the installation price. Whereas a house comprising 10 windows could begin at an average cost of window replacement between the the range of £5,200 to £5,500, and a 15 window home will be between the range of £8,400 to £8,600. it should be noted that the aforementioned figures only include the standard number of windows with a uPVC frame and the installation cost.

How much could I save on my energy bills if I install double glazing?

As well as keeping your home warmer and reducing noise, you’ll notice a saving on your energy bills from installing double glazing. If you install A++ rated windows in your home after having single glazing, you could save up to £120 year on your energy bills. The Energy Saving Trust has more information.

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.

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.

what is a window sash?

Windows, being a very crucial feature in every home, are one of the things you simply can’t afford to ignore in your home. Having a good understanding and solid knowledge of your windows’ components like the window sash will help you stay up to date with them and able to identify any minor mishaps early on before it leads to a much bigger problem. So what exactly is a window sash?

Well without much fuss, a window sash is simply that part of your windows that’s able to open and close. And there could as well be more than one window sash that’s operable depending on your window’s type. Window sash usually possess a very basic design as well as structure. What’s more? This section of a window happens to be a frame that’s designed in such a way to make for easy placement inside the whole window casement. You’ll discover inside the sash frame, the window glass alongside any framework possessed by your window which includes grids.

Usually, the sash is fitted into the frame of the window on a runners’ set in such a way that allows for both upward and downward movements. And finally, the window sash’s frame typically comes with a locking system which provided for extra safety and security.

The window sash is a vital feature that can determine the durability and overall performance of the windows. In the event whereby your window sash is malfunctioning, it can result to numerous problems which includes both drafts as well as leaks. As a result, it’s very important to keep your window sashes in a great working condition as failure to do so will make opening and closing your windows a really difficult task.

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