Commercial Aluminium Windows

Commercial aluminium windows provide opening and design solutions for all manner of buildings. While residential new build developments of flats and houses often use regular domestic windows, the commercial versions offer more features and greater design flexibility.

When it comes to  commercial windows for buildings, there’s a substantial choice. 

yellow commercial aluminium windows in flats

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Commercial aluminium and steel Products

Information about commercial aluminium windows

Developments of new homes and apartments frequently use the same residential systems found in homes. However, it’s rare to find predominantly retail brands in these developments. Aluk, Smart Systems, Reynaers, Schuco are all well known systems with a range of windows used in the home. However, these systems companies also provide commercial windows with functionality rarely found in the home. 

Examples of these include reversible windows, parallel opening, bottom hung and those windows controlled by automatic controls, window winding gear, smoke ventilators and other specialist products.

The design, manufacturing and installation of aluminium windows for commercial projects are no different from the windows made for the home.

A common belief is that commercial windows are in some way inferior to those products sold direct to homeowners. The truth is both window types are the same across all the critical areas. The difference is their use.

The quality and standards met by both residential and commercial aluminium windows are the same. Aluminium profiles, the powder-coated finish, components and glass. All of these remain the same regardless of use.

The construction and specification of windows also vary depending on the use, but it is possible to use residential windows commercially and the reverse. This, of course, depends on the design and client requirement.

Energy efficiency, security and weather performance of commercial windows

With U-Values and window energy ratings, heavily marketed, another assumption is that domestic windows are more energy efficient. Again, this is not true. Commercial glazing systems offer the same advanced profile insulation and high specification glass.

Moreover, they go even further. Products such as highly insulated windows by Senior Systems, come with different versions of insulation providing some of the best U-Values on the market. Comar and other systems provide Passivhaus windows. These you’ll find used in commercial developments of housing but rarely directly to the homeowner.

The same applies to security and weather performance. Both commercial and residential windows undergo the same performance testing. In fact, many commercial windows come with substantially better weather rated than those sold for the home.

The difference between residential and commercial aluminium windows

The main difference between commercial and residential aluminium windows is functionality and sizes.

Many commercial versions of residential windows come with ‘heavy-duty’ versions. These allow for larger window opening sizes to those required in the home. Typically a residential window comes at sizes of around 1200mm wide and high.

Heavier duty versions use a larger sash profile and different hardware. The result is larger opening windows up to 1600mm wide with many products by Aluk, Smart Systems, Technal, Schuco or Reynaers. These larger opening sizes also give flexibility to how the window open and close with hardware entirely different from regular window handles.

Most of the major aluminium systems in the UK provide commercial products. Unlike home improvement companies, systems companies are also substantially involved in the specification of new and refurbished buildings

Types of commercial aluminium windows

Clarifying the diversity of the commercial windows market, is just a small selection of the types of aluminium windows widely specified in commercial buildings. They’re also widely used in commercial developments of new homes.

Casement windows

top hung open out casement windows

The name casement window refers to windows hinged at the sides and opening outwards. It’s also a term describing windows hinged at the top and bottom, therefore opening onwards from the side.

Arguably the most popular type of windows, casements work in most installations. At the same time they integrate perfectly within commercial ground floor framing, doors and screens and facades

Steel-look commercial windows

kawneer powder coated aluminium window
Windows such as the excellent GT70 Steel Replacement from Kawneer make for great residential windows.

As popular as the residential range of steel-inspired glazing, are steel-look commercial windows.

These are used in revovations of old warehouses and industrial buildings, refurbished into flats and apartments. They’re also extensively installed in factories and other commercial buildings with existing steel windows.

Smart Systems, Kawneer, Aluk, Reynaers, are just some of the well known systems companies with a commercial range of steel-look windows.

Tilt and turn commercial windows

The tilt and turn design is one of the best for functionality. Widely used in commercial buildings, flats and apartments, tilt and turn give a double function, all controlled by a rotating handle.

Tilting the window back is the standard position for ventilation. Commercial this also provides a safety feature on high level windows. Turned inwards, these windows allow the cleaning of the outside pane of glass from outside.

Another great advantage to tilt and turn products is they allow the design of very large windows at sizes approaching those of a door. Without the turn facility you’ll find bottom hung windows. These tilt-back only, providing basic ventilation.

Reversible windows

reversible windows in a home

Reversible or pivot windows allow the full rotation of windows for ventilation and cleaning the outside pane of glass.

Widely used in social housing refurbishments these windows provide added functionality at high level or where users require the the full opening. Both vertical and horizontally pivoting windows are available.

Another version of these is the top-swing reversible window. This design works like a top hung casement window. The window hinges then release allowing the entire opening to open further while also reversing inwards on itself.

Parallel Opening Commercial Aluminium Windows

The clever design of parallel opening windows uses advanced hardware. This opening method opens the casement equally on all sides and provides a much neater opening window.

Extensively used in schools and universities, within curtain walling and in office buildings, its one of the recent commercial aluminium windows innovations.

Other types of commercial windows

There are substantial other versions of commercial glazing in aluminium. You’ll find fire and bomb-blast systems, protection windows and other specialist designs. How these windows perform is down to client or architect requirements.

Aluminium remains one of the most versatile and suitable systems for general and specific-use windows, doors and screens.

More information about commercial aluminium windows

Installers, construction professionals and the wider trade can get in touch using our contact form, for suppliers and installers of commercial aluminium windows and doors.

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Andrew DOBSONAndrew DOBSON
16:42 30 Oct 23
Nick responded incredibly quickly to my enquiry (on a Saturday too!), and was able to offer invaluable advice on both aluminum systems and manufacturer / suppliers. Thanks Nick!
chris steerchris steer
16:18 09 Oct 23
Had a meeting with Nick during the grand designs show. Was extremely helpful and professional would highly recommend
Chris WesthorpChris Westhorp
19:55 13 Sep 23
Extremely helpful with pointing us in the right direction to find the products we required and suggesting firms that could reliably fit them.Nick was quick to reply and very detailed in his advice.Highly recommend reaching out to them.
Cathy GreenwoodCathy Greenwood
07:03 11 Sep 23
Update - A second email to nick for help on bifolds resulted in a detailed informative reply even on a Sunday ! This guy is so knowledgable and helpful .I approached Nick for an independent view on sliding doors v bifold and the different brand options . His reply was extremely detailed and prompt and allowed me to navigate this often confusing world in a much more informed way . Thanks so much Nick
Anthony CraigAnthony Craig
12:45 05 Sep 23
This is a must site for anyone looking for advice. Great service and very quick answers to questions. Nick has been of great help quiding us through the maze of aluminium products. Thank you
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20:24 26 Jul 23
I contacted Nick @ ATS for guidance on what aluminium sliding door systems would be suitable for an opening in an extension that is going to be both wide and tall. He came back really quickly with very detailed and incredibly helpful advice. He is clearly extremely knowledgeable about the systems on the market and their respective features and capabilities. If you’re feeling a bit lost by the overwhelming range of choices out there, I’d definitely recommend contacting him.
Dariush HekmatDariush Hekmat
17:25 19 Jul 23
Nick's advice is great. He is always quick to respond and spends time on responses, which really help to make an informed decision.
Alan FosterAlan Foster
07:51 12 Jul 23
Absolutely fantastic. Asked for advice about replacing Crittall (?) windows late last night and early this morning received 3 great suggestions and contact information for suppliers
Rachel LauRachel Lau
09:24 16 Jun 23
Fantastic website full of valuable and pragmatic advice about product selection and comparison: no other website gives information like this. Truly written for public interest. Don't hesistate to reach out to Nick via the mailing system. He responds very quickly, is friendly, and has very sound and high knowledgable advice. I have already shared this with my friend planning her own grand design.
guard Charlieguard Charlie
12:28 14 May 23
I emailed this company just on the off chance they could help me with new magnetic sliders for my patio door. They were not able to supply those but were so very helpful providing me with the name of a company who could. I am so very grateful at the great service. Dare say customers must be very happy. thank you so much.
Benjamin LewisBenjamin Lewis
10:06 04 May 23
Nick is very helpful indeed. Extremely knowledgeable on bifolds which was in relation to my query. Great website as well, some very useful articles. Particularly appreciated the article that lists all the major bifold options in order of their sightlines! Thank you!
P JonesP Jones
08:07 15 Apr 23
I asked Nick some questions about an installation we were considering and he replied within hours with some very useful suggestions that will probably lead us to using a different make and supplier. Thanks, Nick. Great work.
Nicholas WallNicholas Wall
13:18 02 Apr 23
Looking for fair and honest expert advice on all aspect of aluminium windows and doors? These guys will arm you with all the information you need to make the RIGHT choice in a highly complex, crowded marketplace. post a question and you will get a very quick professional answer you can rely on being based on fact. Thanks guys!
Giorgia SiriacoGiorgia Siriaco
16:25 21 Mar 23
After a lot of research to find doors that would meet our unusual size requirements and feeling increasingly uncertain about the best way to spend our small budget, I stumbled on the ATS website, and I'm so glad I did! I contacted ATS to request advice and Nick promptly replied with a wealth of information, providing us with options and relevant contact details. I only wish I'd found them sooner!
Carol NortonCarol Norton
10:01 17 Mar 23
I've been so confused about how to achieve the look I'm after, and going round in circles with various window/door companies, trying to get away from the huge chunks of plastic currently around my windows. I didn't expect an email to a company found through a Google search to really help - but I was desperate, so I tried. I'm SO glad I did. Finally I have clear explanations from ATS of where I've been going wrong, exactly what I'm looking for, and a list of local companies that might be able to provide it! The response has excelled my expectations and I feel as if I'm finally inching closer to a home with which I'll be happy and comfortable: thank you.
David NunnDavid Nunn
20:54 14 Mar 23
It is rare that I write reviews, however after my very positive communication with Nick - enquiring about suitable slim sash aluminium windows for my project, I felt that a review was definitely warranted. I can reinforce the many positive reviews posted so far, Nick was very quick to respond, providing comprehensive detail, with excellent independent advice.In summary, great service, thank you Nick.
Chantal AuerbachChantal Auerbach
13:04 09 Mar 23
Nick from Aluminium Trade Supply was incredibly helpful informative and pleasant to deal with. He responded quickly to emails and was very knowledgeable. Highly recommend being in touch with Nick if you are considering new aluminium windows or doors.
Lee JonesLee Jones
20:21 22 Feb 23
I dropped Nick at Aluminium Trade Supply an email re high security slim sightline bi-folds and their alternatives and he responded that quickly (and so comprehensively) that I felt bad I’d not paid him for his time!Nick Sir your product knowledge is outstanding and you are providing a level of service that goes wayyyy above and beyond expectations. I’ll definitely make sure I mention Aluminium Trade Supply to anyone I encounter looking for a fenestration solution 🙏🏼
G JG J
15:13 13 Feb 23
We are looking to replace some old UPVC patios doors with aluminium ones. The ATS website is a great source of advice in an area where clear information is sorely lacking. Having used the website, I then followed this up with a number of specific questions relating to our search, and Nick came back very quickly with clear, detailed and very useful advice.I have been very impressed with both the website and with Nick's advice. My only regret is that I didn't come across ATS before replacing various windows in 2021 - I'm sure it would have saved me a lot of grief and money! Thanks again Nick.
Azza McCabeAzza McCabe
17:47 01 Feb 23
So impressed with this company.Responded to my query quickly andgave valuable advice. Nick was extremely helpful and we were able to move forward with our project.
Adri LoloçiAdri Loloçi
11:21 08 Jan 23
Nick was super fast to respond and provided some great recommendations. I would recommend this website to anyone looking to find bifold or sliding aluminium doors.
Stephen HoustonStephen Houston
16:16 03 Jan 23
Looking for aluminium crittall style internal door and external patio French doors. Noted good reviews and thought would ask for advice. Comprehensive reply with excellent independent advice and lists of fitters who could provide products and installation. Great service.
Inga GeachInga Geach
08:25 21 Dec 22
Nick from Aluminium Trade Supply has been extremely helpful with navigating the jungle that is aluminium glazing for our upcoming extension project. His advice was prompt, detailed and always impartial. Very grateful for your input, thanks Nick!
Amanda BurtonAmanda Burton
10:54 16 Dec 22
Brilliant website and an excellent service. Nick provided not only detailed advice and supplier contacts, but highlighted the considerations of various products so I could make an informed choice. Our Sunvista minimal sliders were fitted this week and I couldn't be happier, stunning. Thanks once again for your advice and recommendations, invaluable!
Keith BarnesKeith Barnes
17:18 10 Dec 22
Very helpful advice given to my question, including the name of 3 different companies that i could try for the product being enquired about. Many thanks
Munim ChowdhuryMunim Chowdhury
11:45 13 Sep 22
Nick has been very helpful on signposting me to a number of partner organisations for steel/aluminium doors.
SUSAN wallaceSUSAN wallace
17:26 31 Aug 22
My experience with this firm was exceptionally good and this is notalways the case as a female, dipping a toe into technical waters.I was spoken too with courtesy and at a level that helped me consolidate what was needed .On top of that I was given a list of companies and places where I could obtain the type of product I needed.I could not thank them enough and would certainly go there again and reccommend others do too.
Paul SalterPaul Salter
22:39 22 Aug 22
Contacting Aluminium Trade Supply is like contacting the Oracle direct. Advice is always comprehensive and balanced. On multiple occasions they have provided me with options that fully meet our objectives. Many thanks.
Nick McCormackNick McCormack
20:25 14 Aug 22
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ray addisonray addison
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