Enhance your home and living with our beautiful aluminium windows. We offer a broad range of aluminium window styles, colours and hardware, helping you to achieve the ideal look for your property. Our Smart aluminium windows are compatible with a range of accessories & locking systems. We offer a wide range of colours and finishes, as well as a comprehensive selection of aluminium window styles.
All our aluminium products meet current government legislation dependant on your choice of glazing options.Contact Us
Browse the rest of our aluminium range with our incredible CGI Virtual Showroom. View each product in a 360° profile and customise every element to create the perfect fit.
The Alitherm 300 is one of the stunning aluminium home improvement options that Sternfenster is proud to offer. Aluminium is the material of choice for commercial applications, but has also gained tremendous popularity in the residential sector over the past few years.
You will find many homeowners opting for aluminium’s super slim frames and fashionable colour choices over standard uPVC windows. Visoline aluminium windows are stylish, new and modern – there has never been a better time to enter the aluminium window market.
Allowing you to appeal to a large demographic of homeowners, visoline aluminium windows can be easily installed into both modern and traditional properties, without any detrimental effect to aesthetic or window performance. Open up your market and a become a Sternfenster Approved Installer, today.
Whether you are an experienced aluminium installer or are just thinking of entering this market, Sternfenster is the ideal partner for you.
We are focused on delivering high-quality aluminium windows by Smarts at short lead times and competitive trade prices to help you win more business in this market.
If you’re new to aluminium, our dedicated technical department is always on hand to help you run your installations as smooth as possible.
Our strong, durable and attractive aluminium windows will not only bring value to your home but will increase appearances with their smooth and sleek profiles.
Due to their inherent strength, aluminium windows come with elegant, slim frames which allow for more glazing, offering better views and letting in more natural light.
Aluminium windows look fantastic in modern homes, with their sleek, strong and contemporary profiles offering elegance and security.
Hugely versatile, aluminium windows can be designed to fit almost any shape or design due to their flexible material properties. This means your visoline aluminium windows can be as bespoke as you like, with a comprehensive range of designs, RAL colours and finishes at your fingertips.
Our aluminium windows are built with a thermally broken aluminium frame and polyamide bridge, achieving outstanding energy performance. This design results in a higher standard of heat retention and guarantees a superior standard of energy management throughout.
The energy efficiency of our aluminium windows will also notably increase the standard of central heating. This improved performance means heating will be needed less frequently, therefore reducing heating costs and carbon footprint, simultaneously.
All our aluminium products meet current government legislation dependant on your choice of glazing options
Our aluminium windows are manufactured using Smart aluminium profiles. We offer three market-leading profiles from Smart including Alitherm 300, and the Heritage 47 suites.
We also offer Smart EcoFutural tilt and turn windows which are suitable for all types of applications, both commercial and residential.
The Smart profile offers unrivalled standards of thermal efficiency, security and durability. There really is no better window design to offer to your customers, ensuring you achieve satisfaction every time.
Our smart aluminium windows are available in a wide choice of colours and finishes. Our KL colour range offers short lead times whilst our RAL colour options offer a world of choice. We also offer bespoke colour options which include the Sensation range from Smart which features beautiful textured finishes. Our aluminium windows can also be specified in a choice of wood finishes, as well as dual colour options where you have different colours on the inside and outside of the frame.
We offer three main ranges of aluminium windows that stand out from the crowd thanks to their looks, strength, versatility and thermal efficiency. This not only allows an extended range of choice, it also makes it possible to accommodate for a wide scope of properties, both contemporary and traditional.
Although incredibly strong and robust, aluminium is also very malleable during the fabrication process, which enables our windows to benefit from a single piece design. This eliminates the need for corner joints, which can cause security and performance issues over time.
Our Evolution slimline aluminium windows are manufactured with the Alitherm Heritage 47 profile system from Smart, built to the exact requirements of Document L. They allow you to offer your customer a classically charming window for their home.
These slimline aluminium windows are designed for heritage and renovation projects, acting as great alternatives to old steel windows. They feature a high performance polyamide bridge that allows out of date buildings to benefit from modern thermal efficiency.
Our Evolution windows are perfect for old or listed buildings where planning constraints need to be considered. They can blend seamlessly into any building type due to their comprehensive range of colours, guaranteeing easy installation.
The Heritage 47 profile – a stunning slimline aluminium window – is the modern solution for traditional and period homes. It utilises a series of horizontal modules to create a multi-part window, loyally capturing the classical charm of an aesthetic that has been loved for generations. They make the perfect replacement for older steel windows.
Although traditional in design, the Heritage 47 profile upholds modern standards of quality and performance. Featuring an intelligently designed polyamide bridge, our slimline aluminium windows contain a thermal break to ensure exceptional standards of energy efficiency throughout your home.
To guarantee you get the perfect aesthetic for your property, we offer all aluminium windows featuring this slimline Heritage 47 profile in a wide range of colours, including standard, non-standard, metallic, dual colours, Smart’s Sensations textured and Alchemy anodised finishes.
The Alitherm 300 offers 70mm square outer frame with equal glass sightlines so there are stunning, widespan views of the outside world. There is also an option of 28mm double glazed, and 36mm triple glazed options. With the overall frame U-Value reaching 1.5/m3k, WER C.
Our Alitherm 300 is manufactured to British Standard Kitemark system KM 81580 KM 8143, so you know these aluminium windows come with excellent levels of performance, as well as aesthetics.
This system contains an extended polyamide thermal break, which improves the overall U-Value of the aluminium window. Our aluminium windows also contain bi-directional espagnolette multi-point locking to ensure high-security.
Our Alitherm 300 Aluminium Window is guaranteed to add excellent aesthetics and performance to your home. You can benefit from their slimline profile, which means you get beautiful, unobstructed views from your home to the outside world.
The contemporary design of our Aluminium Windows makes them perfect for both modern homes and offices. Our Sternfenster Aluminium Windows meet Secured by Design standards as an optional upgrade, this is police approved and preferred locking system so you know your home will remain safe and secure against unwanted intruders.
Our Alitherm 300 Windows are available in a range of colours, so we can match the needs of your home and design! You can also opt to have dual colours for your Aluminium Windows so you can enhance both the internal and external aesthetics of your home perfectly.
These traditional open out casement style windows offer all the elegance and aesthetics of a timber product, but with the benefits of a modern Aluminium Window.
Our aluminium tilt and turn windows offer exceptional strength, durability and are resistant to rust and corrosion. When combined with their ...Read More
Durable & energy efficient aluminium products from Smart, all manufactured in-house by Sternfenster.Read More