There is something timeless about a bay window. Whether you are gazing out over your garden in Coulsdon or simply enjoying the world going by in Surrey, a bay window does not simply provide additional light; it completely redefines the space. At Glitz Windows, we are specialists in superior bay window replacement products that combine traditional British architecture with contemporary thermal benefits.
If you’re looking to add space, character, and value to your property, you’ve come to the right place.
While most people will recognize the style, a true bay window is a feature that projects outwards from the main walls of the house. This makes a “bay” inside the room, which not only gives you more floor space but also allows you to look out of the house in every direction.
Because of their projecting nature, bay windows are also the best way to make a dark room brighter, as they catch the light from every side.
Investing in a modern bay window offers:
Many homeowners ask about the difference between bay and bow windows.
Feature | Bay Windows | Bow Windows |
Shape | Angular (3 sides) | Curved (4+ sides) |
Floor Space | Adds usable floor area | Extends outward without floor space |
View | Distinct pane views | Wider, panoramic view |
Best For | Classic home aesthetics | Expansive views, larger 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.
As you know, not all homes are the same and that’s why we offer a range of architectural styles to match your home’s individuality.
This is the most common type of bay window in homes within the UK. A canted bay window consists of a flat front and two sides that are angled. It’s the traditional look that most homes, especially Victorian and Edwardian homes, boast.
If you prefer a modern look with a sharp appearance, then the box bay window is your best option. In this case, the side windows are angled 90 degrees to meet the front window, which is rectangular in shape. These are ideal in creating a deep internal window sill.
Oriel windows are bays that don’t extend to the ground. Instead, they are supported by a bracket or a corbel. They are ideal for designing a “nook” effect in a bedroom that’s on the upper floor.
Select the material that suits your home’s style, functionality and upkeep.
uPVC bay windows are easy to clean and require little maintenance. The uPVC material is highly durable and energy-efficient, with A+ ratings. Our uPVC bay windows are available in a diverse palette, including classic white, contemporary anthracite grey, and authentic wood-grain finishes. uPVC bay windows have multi-point locking systems for added security.
Aluminium bay windows feature slim profiles for the largest glass area possible. The aluminium material provides modern looks with the benefit of thermal breaks.
Timber or heritage bay windows have a traditional and handcrafted appearance that is ideal for period homes. The product range includes decorative horns and astragal bars to replicate the original window. The windows are made of sustainable softwoods and hardwoods.
The roof of the bay window is an essential feature of every installation. It ensures leak-proofing, the absence of cold bridges and is available in flat or pitched styles according to the property.
We inspect the existing roofs of the bays. If necessary, we install the roof to provide maximum durability, insulation and weatherproofing. A good installation of the roof ensures a seamless finish and prevents future problems.
We are a local family business based in Coulsdon, covering South London and Surrey. So, what makes us different?
No hard sell – we turn up, take the measurements, listen to your requirements, and make our recommendation. Simple as that!
The price can vary depending on the size, number of “lights” (or panels) and material used. On average, uPVC is the most cost-effective material, with aluminium or bespoke timber-effect finishes being luxury alternatives. Get your Bay Window Quote today from us.
If replacing your existing Bay Window, planning permission is not required. However, if installing a new Bay Window that protrudes outwards towards the road, planning permission may be required. We would be happy to discuss this with you at the initial consultation.
Yes, Bay windows installed by Glitz Windows are highly energy efficient. Bay Windows supplied and installed by Glitz Windows are designed with double glazing, which is significantly more efficient than the old single glazing or even the older style of double glazing commonly found in Bay Windows.
Typically, the installation of Bay Window replacement takes one to two days, depending on the size of the window.
Ready for a change in your home decor? If you’re searching for Bay Window Installers in your area or simply interested in learning more about Bay Window costs, we’re here to assist you at Glitz Windows.
As a local business, we understand that UK residents have unique requirements. From initial measurement to finishing touch, we promise you an experience that is second to none, just like our products.
Get in touch with Glitz Windows today to arrange your FREE, no-obligation consultation. We’d be happy to discuss your requirements for a new bay window.

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Have a unique idea or specific requirements? Our team specialises in tailored window and door solutions to suit your vision—built to exact specifications and installed with precision.
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