The selection of an appropriate window system is a complex balance of aesthetics, thermal efficiency, and long-term durability. At Glitz Windows, we specialise in installing top-tier casement window solutions engineered to withstand the demanding British climate. From the sleek, minimalist lines of modern aluminium to the classic warmth of natural wood, we provide fully tailored solutions to match your property’s unique character and your personal style.
A casement window is a very flexible type of glazing, where the sash is hinged to the outer frame by one or more hinges. Casement windows are typically hinged outward, operating in a manner that resembles a door and allowing for 100% unobstructed ventilation.
Because of the way that the sash fits against the frame, casement windows are able to create a tight seal. This type of construction makes them one of the most efficient and durable types of windows available today.
The most common type of casement window in the UK is the side-hung casement. The window opens outwards from the side with the aid of vertical hinges. The window is suitable for living rooms, kitchens and the front of the house.
The double-glazed window provides adequate ventilation and security. The window is ideal for modern and traditional homes.
The top-hung casement window opens outwards from the bottom with the aid of horizontal hinges. The window is suitable for bathrooms and bedrooms.
The uPVC and aluminium window provides adequate ventilation without the need to open the window. The window is ideal for the top area of the building.
A contemporary casement window from us offers a number of important practical benefits:
Versatility: Options for side-hung or top-hung configurations have been provided in order to meet the ventilation needs of individual rooms.
At GLITZ Windows & Conservatories Ltd, we pride ourselves on delivering personalized double glazing solutions for both residential and commercial clients. Our commitment to quality, innovation, and customer satisfaction drives everything we do. From consultation to installation, we ensure durable, energy-efficient, and visually appealing results that stand the test of time.
To get the best results for your house, it is important to understand the “Entities” and “Attributes” of the different types of window materials.
The most popular option for today’s homeowner, uPVC casement windows are designed for optimal heat retention. Our uPVC profiles contain a multi-chambered internal structure that locks in heat, giving us an A++ Energy Rating. They are also fully UV stabilised, so they won’t fade or distort, and require no upkeep whatsoever, simply a quick wipe clean.
If you are looking for a minimalist, luxury look, then Aluminium Casement Windows are the ultimate solution. Aluminium, being a very strong material, allows for narrow sightlines, giving you more glass and less frame. We incorporate our Thermal Break technology, where a reinforced polyamide bar sits between the inner and outer profiles, to prevent heat loss, as well as looking stunning.
With timber casement windows, we can provide an organic level of natural insulation, which synthetic materials are unable to replicate. Not only is timber thermally efficient, but it can also provide a lifespan of over 60 years with adequate treatment. This is the choice of heritage properties, especially those with owners who wish to preserve the original character of their home.
Our Wooden casement windows are handcrafted with traditional craftsmanship. These windows can be supplied in sustainable softwood or hardwood finishes. They can be painted in any RAL colour. Wooden windows are known for their tactile feel and are often specified for their breathability and sustainable credentials.
A flush casement window is a popular choice in modern architecture, known for its clean and simple design. Unlike standard casement windows, the sash sits completely flush within the frame, creating a smooth, flat finish. It is designed to replicate traditional 19th-century timber windows but is now available in modern uPVC and aluminium, giving you a classic heritage appearance with improved energy efficiency, security, and durability.
Our focus is on delivering ‘Brand Clarity,’ ensuring every installation is backed by precise technical expertise and premium materials.
Glitz Windows is a leading service provider of casement window installation in Croydon, London and Surrey. We provide the best solution according to your property type. If you are replacing your old windows or want to install new ones, we are here to provide the best service.
We provide uPVC, aluminium and timber casement windows that are not only energy efficient but also provide maximum security and durability. We follow UK building regulations to provide the best service.
The most common question we are asked is: How much does it cost to replace windows? Well, the honest answer is that it depends on several factors, including the size of the window, the type of window, the number of windows and so on.
As a guide, a standard uPVC casement window replacement in Surrey typically starts from around £350–£500 per window, fully installed. Larger windows, non-standard shapes or premium colour finishes will cost more. The best way to get an accurate figure is to book a free survey — we will measure up, discuss your requirements and give you a full written quote with no obligation to proceed.
Remember that window replacement is an investment that pays back over time. A++ energy efficiency windows can reduce heat loss significantly and modern windows add real value to your home — both in terms of kerb appeal and at the point of sale.
Yes. Casement windows are arguably the most secure window type. With our multi-point locking system, it is almost impossible for an intruder to get any leverage from the outside. The fact that the lock is built into the frame, with the sash locked in tightly by the hinges, makes casement windows extremely difficult to breach.
Casement window longevity depends on the materials used. uPVC casement windows have an average lifespan of 25-35 years. Aluminium and Timber casement windows have an even longer lifespan of 45 years or more.
The cost of replacement windows in the UK depends on the aperture, number of openers and materials used. uPVC casement windows have the lowest cost. Timber and Aluminium casement windows have a higher cost due to the materials used.
A “regular” window most likely means a fixed-pane window or a sliding sash window. The primary difference is that the casement window opens and closes with the aid of a hinge, similar to the way a door functions.
Ready to upgrade your home’s style and efficiency? Whether you prefer the sleek look of Aluminium or the classic appeal of Flush casement windows, Glitz Windows has the expertise to deliver.
Well, look no further than Glitz Windows. We are here to help you with a free consultation and quote.

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