Instant Prices for uPVC Windows Online

Get instant guide prices for a wide range of uPVC windows online with our window cost calculator.

If you want to know how much you could expect to pay for replacement windows, then Double Glazing On The Web can help. Our windows cost calculator will give you window prices calculated on the style, size and glazing of your choosing. This is a free, instant, and accurate way for you to get a competitive guide price that has been based on your exact specifications. Don’t worry, this is completely non-obligatory and you can do it all from the comfort of your own home.

We also have a wide network of trusted, recommended window companies within the UK. Create an online quote using our windows cost calculator and we can put you in touch with a local installer near you. All quotes are free with no obligation to buy. Our network of installers has been assessed and accredited to ensure you can enjoy the highest standards of professionalism, reliability, and respect for your home.

How Much Do uPVC Windows Cost?

We advise you compare different window costs in order to get the best deal for you. Double glazing costs can be elusive since there are so many factors that contribute to the overall cost. This is because there is a wide range of factors that are going to come into play when it comes to getting you to the final evaluation. This is going to include the size, style, shape, and colour of the window. So, keep all of this in mind when it comes to getting your uPVC windows cost: you don’t want to be stung by any unexpected costs!

Our windows cost calculator will give you a better insight into window prices.

uPVC Casement Window Prices (Fixed Window)

Casement Window Size Colour Guide Price
500mm x 500mm White £150 – £175
500mm x 500mm Wood Grain £175 – £200
1000mm x 500mm White £175 – £200
1000mm x 500mm Wood Grain £200 – £250
1000mm x 1000mm White £200 – £250
1000mm x 1000mm Wood Grain £225 – £275
1200mm x 1200mm White £225 – £275
1200mm x 1200mm Wood Grain £250 – £300

uPVC Casement Window Prices (1 Opener)

Casement Window Size Colour Guide Price
500mm x 500mm White £250 – £300
500mm x 500mm Wood Grain £300 – £350
1000mm x 500mm White £275 – £325
1000mm x 500mm Wood Grain £325 – £375
1000mm x 1000mm White £300 – £350
1000mm x 1000mm Wood Grain £350 – £400
1200mm x 1200mm White £350 – £400
1200mm x 1200mm Wood Grain £400 – £450

Are uPVC Windows Double Glazed?

Double glazed windows are uPVC frames that are fitted with two panes of glass. There is usually a space of 12mm to 16mm between these two panes. The gap is held in place with a space bar with either normal air or argon gas. The glass airtight, sealed and fitted into the uPVC frame. Double glazed uPVC windows are available in a wide range of specifications, which means that you’ll be able to find one that is going to suit your home and your tastes.

The two panes of glass and air gap between helps to enhance insulation, preventing heat transfer. This is important when it comes to preventing draughts and water ingress, keeping those cold winds at bay during the winter months. Investing in uPVC windows is something that you’re going to want to do when it comes to making your home a more comfortable place to be across the course of the year. They are sure to be a worthwhile investment for your property.

Why Replace Your Windows?

There are many reasons why you might decide to replace your windows. For many homeowners, it’s about eliminating draughts or cold spots they have experienced within their property. For others, it’s about improving home security and improving kerb appeal. As uPVC windows are so versatile when it comes to their installation, they can be tailored to suit a wide range of property styles and personal tastes. With this in mind, you won’t have to worry about missing out!

Whatever the reasons behind replacing your windows, uPVC double glazing is sure to add value. Update your existing single glazed or old double glazed windows and you will immediately notice the difference. You can also opt for triple glazed uPVC windows that will help you achieve an even higher standard of thermal efficiency and security. Speak to your installer of choice to see what they can offer you regarding this.

A warmer home, with smaller energy bills and a lower carbon footprint. You will benefit from better acoustic properties too, with less noise from outside intruding on your peaceful days at home. This means that bringing modern uPVC windows to your home is going to help your property to become a more comfortable place to be across the course of the year. Even during adverse weather, uPVC windows will keep you nice and cosy.


upvc windows online


Which uPVC Window Style?

If you are looking to transform your home with new uPVC windows then you will be amazed by the options out there. With this in mind, you’ll be able to bring uPVC windows to your home no matter what the style of your property is. This means that it won’t matter if your home is modern, traditional, period, heritage, or new build, your installer of choice will be on hand to offer you a standard of window that is going to perfectly compliment what you’re after.

From sliding sash windows to flush casement and tilt and turn designs, there is a wide range of products designed for modern living. Creating the perfect look for your home is easy, with a wide choice of stylish colours and finishes. Whether you’re looking for something traditional to blend in or you’re looking for something with a modern flair (or anything in between), let your installer of choice know and they’ll be able to offer you an option that is going to suit what you need!


upvc windows online


Which uPVC Window?

It goes without saying that the type of windows you choose will affect the aesthetics of your property. A window replacement can either increase or decrease your property’s value so choose your options wisely. Take your time to browse the wide range of uPVC windows available to make sure you end up with something that is going to bring you lasting value long after it has been installed by one of our network professionals.

How energy efficient are your current windows? Replacing old windows with thermally efficient windows will ensure your home is kept warm and comfortable. It’s all about choosing energy efficient windows with a high Window Energy Rating. This is because many modern uPVC windows combine a thermally broken profile with high-performance weather seals to ensure you don’t have to worry about heat loss compromising the comfort of your property.

Investing in thermally efficient uPVC windows could also see you saving money on your heating costs too! This is because the warmth will stay in your property for a longer period of time, which means that you could find yourself relying less frequently on your central heating to keep you comfortable during those cold winter months. In turn, this paves the way for a potentially lower heating bill! Also, the reduction of your energy costs could also see you reduce your carbon footprint too.

You will also want to look for uPVC windows that are PAS24 tested for high security. The windows of your home are also entry points. You will want to make sure that they are as secure as possible. Your installer will be able to provide you with the best possible options for your home. Fortunately, many modern uPVC windows are manufactured using premium grade materials and are fitted with high-security locking systems to ensure they hold steadfast against modern burglary techniques.

Enjoy a traditional home? There has been great progress in uPVC window technology when it comes to mimicking the appearance of timber. You can now benefit from authentic looking windows but without the hassle of upkeep. With uPVC windows, you won’t have to worry about any rotting, warping, cracking, or discolouring ruining the look or feel of your window. This also means that you’ll be able to enjoy an exceptional degree of quality without any of the headaches!


energy efficient windows


Maintain Appearances with Beautiful uPVC Sash Windows

There are many different uPVC window styles available for homes. Our windows cost calculator allows you to browse uPVC windows online and get instant quotes for preferred styles. This includes everything from the more classic casement window design through to something a bit more complex like a bi-fold window style.

Like the look of uPVC sash windows? Select your uPVC windows online and calculate costs for different sash window designs. Our online uPVC windows cost calculator enables you to see your ideal uPVC window come to life all from the comfort of your own home. With this in mind, you won’t have to worry about investing in anything that isn’t going to bring the best for your home.

Do I need Planning Permission for uPVC Windows?

Planning permission isn’t usually required for replacement windows but there can be exceptions. If you happen to live in a listed property, then your home may not be covered by Permitted Development Rights.

It’s always best to check with your local council or the Government’s Planning Portal before you go ahead with any project. Building performance standard. These measures include fire, safety and emergency exits.

At Double Glazing On The Web, we will only ever put you in touch with accredited companies so you can expect the very best in product performance. With this in mind, you can rest assured that you’ll be able to enjoy the highest standards of quality and product, making your new uPVC windows the ideal new addition to your home that is going to continue to make it a warmer and safer place to be long after the installation.

Helpful Links

Building Control

Planning & Building Applications

Energy Saving Trust

Building Control: Security in Dwellings

Frequently Asked Double Glazing Questions

Frequently Asked Double Glazing Questions

Do UPVC Windows Need Trickle Vents?

Trickle vents are not a requirement, however they do offer additional ventilation without the need for opening your windows so can be a valued add on.

How Long Will It Take To Install My Casement Window?

Because every job is different, it is best your talk to your double glazing installer who will be able to give you an exact timescale.

Are There Other UPVC Casement Window Styles?

Other UPVC casement window styles include the French casement window which is a more traditional take on the standard casement style.

Will I Have A Choice of Casement Window Locks?

A high security lock will be fitted as standard with your new casement window but your double glazing installer will also offer a choice of security upgrades.

What Are Flush Casement Windows?

Flush casement windows are where the unit sits flush to the frame, creating a super sleek look.

Are There Different UPVC Casement Window Sizes?

UPVC casement windows come in a wide range of sizes to suit your property. You can specify your casement window size in our window cost calculator to get a unique window price!

Can I Choose My Casement Window Handles?

Your double glazing installer will offer you a choice casement window handles and casement window hardware options so you can achieve the perfect look.

What is a Casement Window?

A casement window is attached to its frame by one or more hinges. A casement window is hinged at the side allowing them to open extremely wide. These windows can double up as emergency exits and are perfect for hard to reach places within the home, with many home owners installing these windows behind their kitchen sinks.

Where Can I Get A Tilt and Turn Windows Price?

You can get a tilt and turn windows price using our window cost calculator which will give you a free and unique quote within a matter of minutes.

How Does The Tilt and Turn Window Mechanism Work?

The tilt and turn window can be ‘tilted’ inwards due to its unique turning action which allows the window to be easily accessed from both inside and out. All it takes is a swift turn of the handle.

How Much Do French casement windows cost?

The cost of French casement windows will vary depending on installer but you can get an average casement windows cost using our free online quoting engine

How do UPVC Sash Windows Work?

UPVC vertical sliding sash windows are built to either slide vertically downwards or upwards. This opening function makes the UPVC sash window much easier to use compared to traditional wooden windows where the only choice is double hung and single hand.

Are UPVC Sash Windows Easy To Use?

UPVC sash windows are very easy to use. Their spiral balance mechanism allows for smooth operation so you can open and close your windows with ease. UPVC sash windows are also incredibly low maintenance and require very little cleaning.

Why Should I Choose a UPVC Sash Window?

UPVC sash windows are incredibly attractive and make a stunning addition to any property and are relatively low maintenance thank to their UPVC design. You can enjoy a traditional aesthetic for many years to come thanks to their long standing properties.

Replacement Sash Windows In A Conservation Area

If your home is a listed property or within a conservation area then you will need to seek planning permission.

Bay or Bow Window?

Simply put, it really depends! Bay windows offer often much welcome and useful extra storage space to the frontage of homes. On the other hand, bow windows provide a curved shape alternative in terms of look compared to bay windows. They are both beautiful options and can add much character and charm to the right property.

Can Bay Windows Look Modern?

Bay windows can easily be either modern or traditional depending on the combination of glass and / or coloured uPVC profiles now available. Subsequently, its easy for these windows to seamlessly blend in with contemporary or old properties.

What Makes Flush Sash Windows Different?

Flush sash casement windows are specifically designed to imitate the appearance of traditional wooden timber windows by appearing to have the same sashes that finish 'flush' with the outside face of the window.

Should I replace my old sash windows?

Sash windows are a key feature for many traditional period buildings. Sash windows were traditionally built using timber, which is fairly high maintenance and has a tendency toward rotting and warping. Over time, these windows can become draughty and insecure. uPVC sash windows are a great way to experience the benefits of modern double glazing, without sacrificing the aesthetic of your home. uPVC sash windows will not rot or warp and require little maintenance. They are also thermally efficient, which means that your home will not require as much heating.

How much does sash window restoration cost?

The cost of sash window restoration will depend on the survey result. Standard draught proofed sash windows (without sill replacement) usually starts at about £500 per window. The time taken will also depend on the survey result.

Can I install double glazing into my original sash windows?

This will depend upon what type of window you have. Replacing existing moving sashes with new, double glazed replicas might to be possible.

How much does it cost to replace a sash window?

The cost of replacing a sash window will depend on many factors including: style, size, material and glazing. A wooden sash window will cost significantly more than a uPVC sash window. A wooden sash window can cost up to £1000. Wooden windows are more expensive to manufacture so expect to pay that bit more. uPVC sash windows can be designed to mimic wood and are much cheaper in price. The starting price for a standard uPVC sash window is on average £525.

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