Up to 15% off all Smart bi-folds!

Getting The Dream Home Aesthetic
Choosing the right windows for your dream home is incredibly important as it impacts not only thermal performance but also the overall look and feel of a building. Offering a slimline frame profile, our smart aluminium casement windows perfectly complement our other aluminium products, such as our bi-folding and sliding doors. We offer a massive range of over a hundred design options for you to choose from, enabling you to get the dream home aesthetic you have always wanted. With a whopping 250+ colour variations, you can be assured that your window frame choice can be perfectly suited with any roof or door product.

Opal Living (Alitherm 600 by Smart)
More than suitable as a replacement for your existing UPVC windows, the Opal Living window system is our standard and most popular aluminium window offering. Chamfered, Ovolo or Square, there is a sash option to suit everyone, and with super slim frames that come in almost any colour and multiple textured finishes, the Opal Living window system really is one of the most versatile aluminium window products on the market today. Able to achieve a U value of 1.3 and a window energy rating B, not only does this product flood your home with natural light, but it also helps improve your home's thermal efficiency.
- Externally beaded as standard, side or top hung open out windows.
- Ovolo, Chamfered or square profiles available on request.
- U Value of 1.3 W/m2K (when using correct sealed unit)
- System can achieve a Window Energy Rating ‘B’
- Features an extended polyamide thermal break to enhance thermal performance
- Black, grey, white and grey on white are all available from stock
- 250 bespoke RAL colours available (extended lead time)
- Document L compliant
- PAS 24:2012 on request

Opal Elegance (Smart Alitherm 800)
If you are striving to create a clean and modern finish to your home, then the flush sash finish provided by Opal Elegance is the perfect option for you. With an almost indistinguishable sash (opening), this ultra modernistic offering provides an almost avant-garde finish to your home's exterior with the added benefit of A-grade energy ratings!
- Flush sash finish for a uniform look and equal glass sightlines
- Internally beaded, side or top hung open out windows.
- Highest thermal performance window suitable for all general use applications.
- Profiles have the option for either flat, square or chamfered edges
- Will achieve U Values under 1.6 W/m2K when used in conjunction with correct double glazed sealed unit. 1.3 W/m2K using 0.7 centre pane, 1.5 W/m2K using 1.0 centre pane.
- System can achieve a Window Energy Rating ‘A’.
- Extended chamfered polyamide thermal breaks provide excellent thermal performance.
- Black, grey, white and grey on white are all available from stock.
- 250 bespoke RAL colours available (extended lead time).
- Document L compliant.
- PAS 24:2012 on request.


Opal Heritage (Smart Heritage)
Ideal for listed building renovations where strict planning regulations insist on like-for-like steel replacements that also offer optimal thermal performance. There is no better option for heritage restorations than the Opal Heritage window system. These traditional style aluminium window systems are able to achieve the ever-popular "Crittal style" aesthetic and are an increasingly popular choice for homeowners looking for that "cottage" feel. Almost endlessly versatile, the Opal Heritage system can also be used to create single or double french doors as an ultra-modern alternative.
- Externally beaded as standard unless installed as a window/door combination or as French casements.
- Suitable for fixed window, single or double sash, side hung open out casements, top hung open out casement and tilt & turn applications.
- Designed as a direct replacement for steel windows.
- Will achieve U Value of 1.5 W/m2K (using sealed unit 1.0 W/m2K).
- System can achieve a Window Energy Rating ‘B’.
- Extended chamfered polyamide thermal breaks provide excellent thermal performance.
- Black, grey, white and grey on white are all available from stock.
- 250 bespoke RAL colours available (extended lead time).
- Document L compliant.
- PAS 24:2012 on request.

Opal Tilt & Turn (Smart Eco Futural)
Cleverly utilising chambered polyamide thermal break technology to create a barrier between the cold air outside and the warm air inside, Opal Tilt & Turn windows significantly reduce thermal transmittance and are able to achieve an excellent U rating of 1.1 when paired with triple glazed units. Suitable for use as pivot, tilt & turn, fixed and open out casement windows, this high-performance aluminium window system is ideal for use in a commercial setting.
- Internally beaded as standard
- Suitable for open in tilt turn, top hung or side hung casements, pivot and fixed and open out casement windows.
- Will achieve U Value of 1.4 W/m2K when using double glazed sealed unit with centre pane 1.1 W/ m2K. 1.1 W/m2K when using triple glazed sealed uni with centre pane 0.6 W/m2K.
- Polyamide thermal breaks.
- Grey, white and grey on white are all available from stock
- All other colours available on request
- Choice of concealed hinges or face mounted hinges
- Document L compliant
- PAS 24:2012 on request

Why You Should Choose Aluminium Windows
Aluminium window systems are surging in popularity and are rapidly catching up with their PVC counterparts as a staple choice for the discerning modern homeowner. Not only do aluminium windows offer enhanced strength and durability, but they will also last a lifetime. Further benefits of opting for aluminium are their ultra-impressive energy ratings due to thermal break technology and coming with A-rated glass units as standard. Extensively versatile, our aluminium window systems seamlessly blend into any setting and are ideal for everything for any environment, from commercial to residential properties. Here are the four main points our customers have told us they look for when choosing aluminium windows:

67mm Ultra Slim Sightlines
Utilising 67mm slim sightlines, our aluminium windows provide you with a larger glass area and less frame than a standard aluminium window offerings and allows for floods of natural light into your home or workspace.


An Array Of Design Options
With a whopping 250 RAL colour options to choose from and a number of finishes, our aluminium windows are endlessly versatile. We can also offer our customers the option of a variety of three different window systems; contemporary, flat sash and traditional. This variety of choice allows you to truly bring your dream home aesthetic into reality.

Renowned For Quality
All of our aluminium window offerings are fabricated using the Smart Alitherm 600 profile, a market leader renowned for its high levels of durability, exceptional build quality and unrivalled longevity. Why settle for less?


Enhanced Thermal Break Technology
Our aluminium window systems utilise cutting-edge thermal break technology, which works by creating a barrier between the cold outside air and the warm air of your home, reducing heat transfer out of your property saving you money on your energy bills. As an added bonus, all of our aluminium windows are provided with A-rated glazing as standard.
Personalise your Smart Window
Available as standard in a choice of 3 powder coated stock colours; white, anthracite grey and black. Stock colours have a faster lead time and suit a a wide range of modern and traditional decors.
What's Your Perfect Colour?
In addition, we also offer the full RAL colour range, giving you the option of a further 250+ colours. Colours can be also be different on the exterior and interior, giving you complete freedom to perfectly match your building or decor.

Energy efficient
Supplied A rated
as standard
Our Smart windows use thermal break technology which creates a barrier between the warm air inside and the cold air outside. All of our windows are supplied with A rated glass as standard, to satisfy and exceed all current building regulations. You might also save a few pounds on your energy bills!
Your Windows Options

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Our Service Options

Premium Installation

- Professional site survey
- Available across UK & NI
- 5 year installation guarantee
- 10 year product guarantee
- Insurance backed guarantee
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- Free delivery to site
- Delivery to UK mainland
- 10 year product guarantee
- Quick lead times
- Measuring assistance service
- Liaising service for builders
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