Using a Fensa registered installer isn’t compulsory but it helps to protect you from cowboys and rogue traders. It will also make life a whole lot easier in regards to Building Regulations. Replacement windows must meet a certain energy efficiency rating and once fitted you need a certificate to show your installation complies. By using a Fensa registered company they’ll issue this certificate, otherwise you’ll need the council to look at the new windows.
Find a Window Installer you can trust near you.
Choose from 2021 Window Installers, all rated by people like you.
Over 1620 reviews & an average rating of 4.4/5 stars, you'll find the right pro
Enter your location to refine your search
Choose and shortlist
Use the shortlist button to select up to 4 tradespeople, enter your project details and press send
Keen to get on with the job?
Get up to 4 quotes from local Window Installers near you
Britelite Windows
JM Fencing and Landscaping
Conservatories & Windows Direct
McFarlane Homes
Top Glass Renovations
WFS Anglia
Find a local Window Installer you can trust...
How much do Window Installer services cost?
How much do Window Installers cost? Prices for Window Installers in 2025 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 adviceThe average price
of a Window Installer is:
£2,069
Window Installer job | Window Installer cost in 2025 |
---|---|
Double glazing | £1,203-£6,005 |
Upvc double glazing units only | £550-£1,267 |
Triple glazing | £1,203-£6,005 |
Aluminium windows | £2,258-£4,135 |
Wooden window | £1,450-£2,634 |
Aluminium windows supply only | £948-£1,763 |
Upvc or wood porch | £3,688-£7,005 |
Sash window | £1,233-£6,105 |
Glaziers | £80-£243 |
Secondary glazing | £1,203-£6,005 |
uPVC Single Window | £251-£783 |
Wooden sash windows | £1,450-£2,634 |
Wooden windows supply only | £1,237-£3,247 |
Aluminium repair | £240-£360 |
Window repair | £156-£384 |
Wooden window repair | £190-£577 |
Window Installer service qualifications and accreditations
Window Installers credentials as well as accreditation's: Getting the right training and mastering exactly how to do your profession is key for any tradesperson including Window Installer s. View the online profile of each Window Installer you are considering to see what accreditation they hold and also what trade associations they belong to. Some trade associations that Window Installers may likely be a member of include: FENSA, Glass and Glazing Federation, Federation of Master Builders. Equally Window Installers may also have the following accreditations: Elecsa, Certass, SAFEcontractorInsurance for Window Installers: Any person that works on your house, including Window Installers, should really have valid public liability insurance, which protects you the homeowner and likewise the Window Installer should regrettably anything happen while they are doing the work. Planning permission for Window Installers A number of the tasks that a Window Installer will provide for you will not require planning permission unless its a listed building. Definitely discuss with the Window Installer if planning permission would be needed for the project you are doing, they can advise the steps that need to be taken.
Services offered by Window Installer
What solutions do Window Installers normally offer? There are a variety of work you could certainly employ a Window Installer for, as well as several of the most usual tasks that Window Installer are asked to accomplish consist of:Window Installer FAQs
Double glazed windows are one of the most popular window options for home and property owners in the United Kingdom and reasonably so. They are able to offer a wide range of benefits to home owners which includes being energy efficient, reducing the build up of condensation on windows and black mould growth, significantly reducing background noise for a better relaxation or night rest, increasing the value of your property as well as adding to the aesthetic appeal of your home. So if you’ve decided to lay your hands on a double glazed window, you’d probably also like to know how much it’s going to cost. Well, providing a simple and accurate answer to the question of double glazing window cost is almost impossible as there are so many factors that influences the price including the materials and style.
Several suppliers usually provide the list of their double glazing windows on their websites, however these prices are only for basic off the shelf window and most often without the installation cost. Furthermore, if you require some special features to your double glazed window, then this will also tell on the total cost of the window.
So how much will a double glazing window cost? 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.
All new windows come with an energy efficiency rating from A to G. A is best, while G is the lowest rating. Anything above C is considered good, but these days most companies will be able to supply you with A-rated windows to maximise your energy efficiency.
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.
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.
On the grand scale of things there isn’t a huge difference between B-rated windows and A-rated windows. Consumer watchdog Which? have calculated an extra 6.5% would be saved on energy bills with A rather than B rated panes. Be aware that A rated windows are slightly more expensive, however.
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.
Ultimately the double glazing company you use is responsible for the quality of work and to ensure your windows are of an excellent standard. This is why it’s important to get a warranty and use a Fensa registered installer. If problems emerge within a couple of years then it’s likely the installation was of a poor standard.Contact the double glazing company and have the issue repaired or new windows replaced. This doesn’t matter if you received a discount of free windows as part of the deal. As long as you entered into a contract the company is obliged to restore the windows.
Window Installer help and advice
Our reviews
How it works
Tell us about your Window Installer project
Answer a few quick questions to help us match you with the right Window Installer
Get up to 4 free quotes
Receive no-obligation quotes from 4 Window Installers working in your area.
Pick the right pro for you
Compare prices, customer reviews and services, and hire the right Window Installer.
Are you a Window Installer?
View our open Window Installer jobs near you
Join todayRecent Window Installer Enquiries
Windows | uPVC
Sheffield - S17
Enquiry from: Guddi M
Start Date: Immediate
Customer made an online enquiry for new double glazing. Homeowner confirmed interest via SMS/ Considering a range of options Homeowner lives in Sheffield area 2+ windows Supply and install Please call...
Windows | uPVC
Pentre - CF41
Enquiry from: Rhiannon J
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...
Windows | uPVC
Sandy - SG19
Enquiry from: Luke J
Start Date: Immediate
Customer made an online enquiry for quotes for double glazing replacement via one of our websites. Customer lives in Sandy area and is considering a range of options for their home. 2+ windows Supply ...
Windows | uPVC
Corby - NN18
Enquiry from: Gary C
Start Date: Immediate
Customer in Corby area made an enquiry for double glazing online. 2+ windows Supply and install Please call to arrange an appointment to discuss options
Windows | uPVC
Barnsley - S72
Enquiry from: Alan J
Start Date: Immediate
Customer made an enquiry for replacement double glazing via one of our websites. Looking at various options Confirmed interest, SMS at 19:57, email at 19:57 2+ windows Supply and install Please call t...
Windows | uPVC
Nuneaton - CV11
Enquiry from: Younssa F
Start Date: Immediate
Customer living in Nuneaton 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 Ple...
Windows | uPVC
Birmingham - B18
Enquiry from: Vinny D
Start Date: Immediate
Customer is looking to have new windows installed. They are unsure of options so would like to discuss. Confirmed interest via Customer lives in Birmingham area 2+ windows Supply and install Please c...
Windows | uPVC
Dagenham - RM8
Enquiry from: Harray T
Start Date: Immediate
customer is looking to have new windows installed. they are unsure of options so would like to discuss. confirmed interest via customer lives in dagenham area 2+ windows supply and install please call...
Windows | uPVC
Crawley - RH11
Enquiry from: Jeffrey G
Start Date: Immediate
Customer made an online enquiry for new double glazing. Homeowner confirmed interest via Considering a range of options Homeowner lives in Crawley area 2+ windows Supply and install Please call to ar...
Windows | uPVC
Warwick - CV35
Enquiry from: Kevin C
Start Date: Immediate
New double or triple glazing
Windows | uPVC
Burnham-on-Sea - TA8
Enquiry from: Tonia S
Start Date: Immediate
customer made an online enquiry for upvc double glazing and confirmed on sms and email they would like a call with a window installer to discuss prices.please call to arrange an appointment to quote. ...
Windows | uPVC
Ruislip - HA4
Enquiry from: Brian B
Start Date: Immediate
12 windows double glazed
Windows | Glazing
Stirling - FK8
Enquiry from: Christine M
Start Date: Immediate
Broken skylights above my son’s music studio which contains a lot of professional equipment. Hoping you can help. I have plenty of Perspex Thank you
Windows | uPVC
Southport - PR8
Enquiry from: Margaret G
Start Date: Immediate
4 or 8 new windows to replace old double glazed windows
Windows | uPVC
Doncaster - DN2
Enquiry from: Ben F
Start Date: Immediate
Customer is looking to replace their windows. They are still considering options so please call to discuss what would be best for their home. Homeowner lives in Doncaster area 2+ windows Supply and in...
Windows | uPVC
Newport - NP11
Enquiry from: Jade 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...
Windows | uPVC
Bolton - BL3
Enquiry from: Paul S
Start Date: Immediate
customer made an enquiry for upvc double glazing and confirmed on the local quotes site they would like quotes from a window installer.mr lives in the bolton area and would like a call to discuss opti...
Windows | uPVC
Sheffield - S5
Enquiry from: Sam N
Start Date: Immediate
Customer is looking to replace their windows. They are still considering options so please call to discuss what would be best for their home. Homeowner lives in Sheffield area 2+ windows Supply and in...
Windows | uPVC | Single Window
Preston - PR1
Enquiry from: James D
Start Date: Immediate
1 window needs replacing , I want it plastic please
Windows | uPVC
Royston - SG8
Enquiry from: Stephanie M
Start Date: Immediate
Bathroom and bedroom windows
Window Installer in your region
- Window Installer Scotland
- Window Installer Northern Ireland
- Window Installer North East
- Window Installer North West
- Window Installer East Midlands
- Window Installer West Midlands
- Window Installer Wales
- Window Installer South West
- Window Installer South East
- Window Installer Greater London
- Window Installer Isle of Man
- Window Installer Channel Islands
- Window Installer Yorkshire & Humberside
- Window Installer East Anglia