Double Glazed Casement Window Price Comparison
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Casement windows are the most popular style of windows in the UK. Different hinge arrangements make casement windows incredibly versatile and they suit a vast range of properties. A wide choice of glass options include double and triple glazing, or toughened glass, creating stylish windows with functionality, performance, and excellent energy efficiency. Choose traditional style or low maintenance frames.
Compare Companies can help you find high-quality uPVC casement windows at competitive prices using our network of trusted installers. Obtain quotes for different window styles and window fittings, allowing you to accurately compare what you can achieve with your budget. That also means, no nasty surprises!
It takes just a couple of minutes to fill in our form. We take all the legwork out of finding reputable installers and competitive prices, plus we always try to find you a local firm so you can avoid paying inflated prices with national window companies. With Compare Companies, our service is completely free and no obligation.
Find out more information below and discover what casement windows can do for your home. Casement windows are part of our full range of energy-efficient double glazed windows and doors, you can check double glazing prices more generally for other windows and doors with Compare Companies too.
What Is A Casement Window?
Double-glazed window frames come in four main styles, the most popular and economical of which are casement windows. Casement windows open from either the side or the top using hinges (as opposed to sash windows, which feature one or two panels that slide up and down independently via a unique pulley or spiral balance system).
Casement windows can be kept open for long periods of time and are perfect for letting fresh air in and encouraging ventilation. Different hinges means that casement windows are a workable design even when adjacent properties are close or windows overlook a thoroughfare or pavement.
Other than the window material (uPVC, wood, or aluminium) and position (ground or first floor), casement window prices vary according to their colour. White casement windows work out slightly cheaper than wood grain casement windows. Specialist colours, such as modern anthracite grey and sophisticated black are popular for modern properties and are more expensive.


Comparing Casement Window Materials
Casement window prices vary depending on several factors including size, location and the type of material. Here’s a look at different materials including uPVC, timber, and aluminium broken down by their features and cost range.
Features | uPVC casement window | Aluminium casement window | Wood casement windows |
Size capability | Medium | Large | Large |
Cost | Low-Medium | Low-Medium | Medium-High |
Security | High | High | High |
Energy efficiency | Very high | Very high | Very high |
Weather resistance | High | High | Medium |
Colours | 2,540 RAL colour options | 2,540 RAL colour options, powder coated, anodised & marine grade finishes | Range of woods and stains |
Glazing | Double / Triple | Double / Triple | Double / Triple |
Lifespan | 45 years | 20 – 30 years | Lifetime |
Types Of Casement Windows
There are three main types of casement windows. Each one has their own look and style. There’s plenty of choice meaning you can easily find a design that suits your house.

How Much Do Casement Windows Cost?
The difference in double glazed casement windows prices is based on size, colour, and material. However, it is possible to provide accurate estimates, helping you plan for the right windows for your home and budget.
When choosing frame materials, it’s important to consider key factors like heat loss, energy efficiency, security, and maintenance.
Double Glazed uPVC Casement Window Prices
uPVC casement windows are some of the most cost-effective available which explains why these energy-efficient windows are such a popular style. Different designs and sizes make them a perfect fit for any style of property with the added attraction of lower energy bills.
Size (mm) | Colour | Approximate Price | Colour | Approximate Price | Colour | Approximate Price |
500 x 500 | White | £160 | Wood Grain | £190 | Anthracite Grey | £340 |
1000 x 500 | White | £190 | Wood Grain | £225 | Anthracite Grey | £375 |
1000 x 1000 | White | £210 | Wood Grain | £250 | Anthracite Grey | £400 |
1200 x 1200 | White | £250 | Wood Grain | £275 | Anthracite Grey | £425 |
Double Glazed Aluminium Casement Window Prices
Aluminium casement window prices are higher than other options, but the upside is that they are sturdier and more secure. Because they are rot-resistant, they also need less maintenance than other materials, making for a better long-term investment. Some homeowners prefer the more slimline look that aluminium offers compared to uPVC windows.
Size (mm) | Colour | Approximate Price | Colour | Approximate Price |
500 x 500 | White | £275 | Wood Grain | £325 |
1000 x 500 | White | £300 | Wood Grain | £350 |
1000 x 1000 | White | £325 | Wood Grain | £375 |
1200 x 1200 | White | £385 | Wood Grain | £425 |
Casement Windows from Professional Installers
All of the window installation companies and manufacturers we recommend for casement windows are approved by CERTASS and/or FENSA, so you won’t have to worry about professional installation, and can still enjoy the best prices for new windows in the UK.
Get Double Glazed Casement Window Price Comparisons
Re-style your home today with quality, energy-efficient casement windows manufactured using the latest technology for a secure and warm home. At Compare Companies, we’ll keep you on budget with competitive prices from professional installers that offer excellent value for money. Contact us by filling in our form and take the first steps to transforming your home today.
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