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Aluminium Round Windows
Aluminium Circular Fixed & Round Pivot Windows
Aluminium Bending Specialists Ltd offers a bespoke range of circular aluminium fixed windows and round pivot windows, designed to deliver striking architectural detail alongside exceptional performance.
Our round aluminium windows are fabricated using thermally broken, equal-leg aluminium outer frames, providing excellent thermal efficiency and long-term durability. All frames are fully welded and bespoke manufactured to your exact requirements, ensuring a clean, seamless finish with no visible joints.
Each circular aluminium window can be finished in any standard RAL colour, with single or dual-colour options available. As all powder coating is completed in-house, we achieve an average minimum powder coating thickness of over 60 microns - more than double the standard architectural powder coating requirement - delivering superior protection, colour consistency and longevity.
Circular Window Size Specifications
Fixed Circular Aluminium Windows
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Minimum diameter: 400mm
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Recommended maximum diameter: 1800mm
Round Aluminium Pivot Windows
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Minimum diameter: 600mm
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Maximum diameter: 1500mm
We can manufacture round aluminium windows to any diameter
within these specifications, tailored to suit both residential and commercial applications.
Bespoke Design Options
Our circular aluminium window frames can also be fabricated with transoms, allowing for distinctive designs such as crucifix-style layouts. In addition, we manufacture bespoke aluminium porthole windows and a wide range of other custom-shaped aluminium window solutions.
Explore the options available or contact our team to discuss your requirements - we’re always happy to help bring unique aluminium window designs to life.
Round Windows
Round aluminium windows are a fantastic addition to any home or commercial building, they look stylish, help you to stand out and break up those dull square walls. Adding a touch of excitement with the help of round windows can change the perception of the space you’re working with and create a nicer environment to be in.
We have a range of different styles and can even manufacture bespoke round windows to suit your needs! We can even create opening round windows if you require them.
Just give us a call on 01623 721 172 and let’s start planning your new round window to get an approximate cost.


Circular Windows
At Aluminium Bending Specialists Ltd (ABS Ltd), our experienced team uses precision measurement techniques to capture the exact dimensions required for your bespoke round aluminium window. Once measurements are confirmed, we begin manufacturing, ensuring your circular window fits perfectly and enhances the architectural style you’re aiming to achieve.
Every round aluminium window we produce is carefully manufactured to deliver smooth operation, long-term durability and a refined finish.
How Do Aluminium Circular Windows Work?
With each circular aluminium window frame, you can choose whether the window is fixed or opening, as well as how it opens. While some round windows are designed as fixed features, many customers opt for an opening option for ventilation and practicality.
The most popular opening style is a pivot mechanism, where the window rotates smoothly on a central pin system. This allows the circular window to swing open with ease while maintaining its clean, symmetrical appearance.
If you’d like to learn more about our round and circular aluminium windows, speak to our team today.
Call 01623 721 172 - we’re always happy to offer expert advice and help you explore your options.
Round Windows that open
Our aluminium opening round frames are fitted with a unique and reliable operating system, offered with both fixed and fully functionings. This accommodates ventilation and simple cleaning requirements in areas which are inaccessible. Installing circular windows that open can provide businesses and homeowners a sense of security for any house or commercial property whilst also helping with issues such as condensation.
Please speak to a member of our team if you’re looking at getting an opened or closed round window.


Bespoke Round Windows
Looking to add something a little different to your commercial property or home?
Here at ABS, we have the skills and resources to design and fabricate bespoke round windows which fit directly into your space. Ranging in size, appearance and style, our selection of bespoke round window frames are the perfect option for those looking to add a unique feature and make a place truly stand out.
Aluminium Round Windows FAQs
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Aluminium Round Windows | Gallery
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Quality
Manufactured in the UK your new windows will follow our standard rating. Being the UK’s leading aluminium company you can be sure that each and every window that we create will be of the highest possible quality.

Long Lasting
Due to the level of quality at which we manufacture, all of our aluminium windows are designed to last. With a long lifespan, your new windows will save you money and continue to endure whatever the weather has to offer for years to come.

Stylish
Creating windows that accentuate your home is important. So whatever colours, fixtures and fittings you choose, we’re here to ensure that everything is fitted perfectly and creates elegant character.
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