uPVC Double Glazing
London - SW18
Enquiry from: Allan B
Start Date: Immediate
Existing bedroom bay window double glazing replacement (7 windows). Front Gable Bargeboard replacement with uPVC (Black) (1930s Mock (address removed) )
Over 112 reviews & an average rating of 4.4/5 stars, you'll find the right pro
Use the shortlist button to select up to 4 tradespeople, enter your project details and press send
Get up to 4 quotes from local Window Installers near you
London - SW18
Enquiry from: Allan B
Start Date: Immediate
Existing bedroom bay window double glazing replacement (7 windows). Front Gable Bargeboard replacement with uPVC (Black) (1930s Mock (address removed) )
London - W2
Enquiry from: Ashlee C
Start Date: Immediate
Probably need to replace all the windows in the flat/
London - SW7
Enquiry from: Kate P
Start Date: Immediate
2+ windows Supply and install
London - SW7
Enquiry from: Emma P
Start Date: Immediate
Considering a range of options 2+ windows Supply and install
London - SW6
Enquiry from: Arthur T
Start Date: Immediate
2+ windows Supply and install
London - SW6
Enquiry from: Tony H
Start Date: Immediate
HI im a project manager for DBSJ, we are currently carrying out a flat refurbishment at the above address, part of our scope is to overall and make good the current velux windows. would one of your op
London - W9
Enquiry from: Cathy 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
London - W14
Enquiry from: Mariana B
Start Date: Immediate
2+ windows Supply and install
London - SW3
Enquiry from: Duvie D
Start Date: Immediate
I need someone to look at some sash windows that are not working properly
London - W9
Enquiry from: Christian B
Start Date: Immediate
2+ windows Supply and install
London - SW7
Enquiry from: Reena C
Start Date: Immediate
Multiple windows Supply and install
London - SW6
Enquiry from: L
Start Date: Immediate
Multiple windows Supply and install
London - W10
Enquiry from: Raina T
Start Date: Immediate
2+ windows supply and install
London - W12
Enquiry from: T
Start Date: Immediate
Multiple windows Supply and install
London - W9
Enquiry from: Lane A
Start Date: Immediate
Multiple windows to be Supplied and installed
London - SW18
Enquiry from: Alexander C
Start Date: Immediate
Multiple windows Supply and install
London - SW18
Enquiry from: Ben B
Start Date: Immediate
2+ windows Supply and install
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| Window Installer job | Window Installer cost in 2026 |
|---|---|
| Double glazing in Kensington and Chelsea | £859-£2,734 |
| Upvc double glazing units only in Kensington and Chelsea | £575-£900 |
| Triple glazing in Kensington and Chelsea | £859-£2,734 |
| Aluminium windows in Kensington and Chelsea | £1,182-£2,559 |
| Wooden window in Kensington and Chelsea | £3,750-£5,750 |
| Aluminium windows supply only in Kensington and Chelsea | £1,600-£2,500 |
| Upvc or wood porch in Kensington and Chelsea | £2,625-£4,025 |
| Sash window in Kensington and Chelsea | £959-£3,067 |
| Glaziers in Kensington and Chelsea | £57-£87 |
| Secondary glazing in Kensington and Chelsea | £859-£2,734 |
| uPVC Single Window in Kensington and Chelsea | £225-£345 |
| Wooden sash windows in Kensington and Chelsea | £3,750-£5,750 |
| Wooden windows supply only in Kensington and Chelsea | £2,760-£4,140 |
| Aluminium repair in Kensington and Chelsea | £240-£360 |
| Window repair in Kensington and Chelsea | £268-£402 |
| Wooden window repair in Kensington and Chelsea | £320-£480 |
Coloured double glazing windows are more expensive than white ones, in general. uPVC is the cheapest material to use for double glazing, and white is the standard colour. But there are endless possibilities in terms of colours you can have, and they do come at additional cost.
Some people choose to have coloured double glazing that matches or opposes the colour of the exterior of their house. Another popular option is a woodgrain effect, which from a distance looks just like more expensive timber windows. The best thing about a wood effect is that you can have the stylish look of wooden windows without the maintenance, and they should last longer.
While coloured double glazing is more expensive than white ones, it doesn’t have to break the bank. The best thing to do is get in touch with a range of window companies and ask them to come round to give you a quote. They should be able to offer you brochures or links to websites of different brands of windows that offer coloured frames. From there, you can decide on the installers you liked most and the brand you preferred.
It’s worth bearing in mind that it’s not always best to go with the cheapest coloured windows. While there lots of good, inexpensive options out there, sometimes very cheap windows won’t be good quality and may not last as long as other slightly more expensive brands. Speak to your installer about guarantees that may come with the windows and how long they would expect them to last before making your final decision.
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.
You don’t have to, especially if you’re on a budget. If you’re only replacing some, it’s a good idea to get all the windows on one side of your property replaced at the same time, so they all look the same. Be aware, obviously, huge savings could be had by having a number of windows replaced at the same time.
Double glazing is made up of two layers of glass, with a layer of argon gas in between. This type of glass can be used in Aluminium windows. The gas is a poor insulator, helping heat to stay in your home and making your windows more efficient. As well as trapping the argon gas, the second layer of glass reduces the amount of noise that enters your property, and helps to make your windows stronger and more secure.
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.
Just like every other thing in your house, your double glazed windows have an expected lifespan attached to it as it gradually becomes less functional and less efficient over time. Although there are actually top quality windows which are able to last a very long time, but the fact still remains that nothing can stand the test of time or last forever. Even the best quality double glazed windows will eventually need to be replaced at some point. So exactly how long do double glazing windows last before need a replacement?
To make it brief, most double glazing window units are typically expected to last an average of 20 years. This number of years can, however, vary within the range of 10 to 35 years based on the several factors such as the type, quality of materials as well as installation and where the windows are located.
The reason for the depreciation in double glazing windows is, over time, the windows may be subjected to some wear, tear as well as all kinds of minor damages which includes gas filled insulated glazing unit slowly and gradually leaking. According to the Centre for Sustainable Energy, the evaporation of 25 percent of gas will ultimately minimize the windows’ thermal performance. And when this occurs, fitting a secondary glazing measure or replacing the windows should be put into consideration.
Another factor leading to the gradual depreciation in double glazing windows over time has to do with condensation. When the window collects between the layers of glass due to the failure of the seal of the perimeter and the saturation of the desiccant, can only be solved by IGU replacement.
And finally, the ravages of time also has a way of taking its toll on double glazing windows. This can happen in so many ways such that the window becomes a lot less efficient and later needing to be replaced.
If you’ve got a problem with condensation and don’t have double glazing, you should find that getting new windows will help. Condensation is caused by warm air meeting a cold surface which then turns into water droplets. With two panes of glass, less heat will escape from your home and keep the window warmer, meaning when steam from the bathroom or kitchen touches your windows there should be less condensation.
Answer a few quick questions to help us match you with the right Window Installer
Receive no-obligation quotes from 4 Window Installers working in Kensington and Chelsea.
Compare prices, customer reviews and services, and hire the right Window Installer.
View our open Window Installer jobs near you
Join today