Trade supply aluminium doors and windows

your aluminium glazing experts

C & A Window Systems Ltd are one of the UK’s leading manufacturers of high quality, bespoke aluminium windows, doors and glazing systems. Operating within a variety of sectors, we are based in Essex and can assist architects, developers and our installation partners by providing market leading fenestration products, on time and to specification. 

Our precision-crafted aluminium doors, windows and glazing for the installers, specifiers, architects, and the construction trade all manufactured in our modern factory.  We are approved by the leading European and British aluminium systems houses, renowned for their design, aesthetics and the multiple solutions provided to residential and commercial projects.  

Why Choose c&A Window systems ltd

Our vast and varied experience within the glazing industry sets us apart from others. From small residential projects to large commercial developments, our versatile team are on hand to offer expert support at every stage of the process. We work in partnership with UK and world-renowned system houses to ensure that our product range is comprehensive enough to satisfy every demand.

We are committed to providing products with the styling, specifications and compliance renovation and new construction projects require.  Crafted aluminium doors and windows, correctly made, delivered on-time, and backed by service and support when you need it.  

  • Products designed to meet required specifications and Building Regulations 
  • Helping our customers maximise aluminium sales and profit 
  • Competitive prices and lead times  
  • Expert advice on the correct product design, installation and specification 

explore our range of services

Trade Supply Doors and Windows

C&A Window Systems serve installers, retail or commercial glazing firms, builders and property maintenance companies with reliable trade supply fabricated doors, windows and associated glazing systems.  You can trust us to help you maximise the benefits of the popular aluminium sector.  Fast quotations, competitive prices, easy ordering, site delivery and customer care. Our first-class trade supply service gives you access to aluminium products your clients want for their residential or commercial projects. 

Doors & windows for homeowners

For homeowners or clients looking for supply and installation, C&A Windows Systems work with a nationwide network of professional and trusted installation partners.  These are fully trained in the specification and installation of our market-leading Reynaers, Alutech and Senior Architectural systems.  Our installation partners provide our expertly crafted doors and windows. You also benefit from a full survey and installation service, installation and product guarantee. For property renovations, new build extensions or building projects.  

Glazing for commercial projects

Our commercial glazing systems are some of the most specified by architects and building contractors.  C&A Window Systems provide a full range of products for commercial buildings, or developments of new dwellings. We manufacture a diverse range of commercial doors, shopfronts and screens, curtain walling, doors and windows.  For schools, offices, retail and housing projects, we help you achieve the required specifications, manufactured on time and installed by professional glazing contractors.  

security first

Our aluminium door and window systems come with the latest security testing and certification, including PAS24, Document Q and registered with Secured by Design.

any colour – fast lead times.

Don’t let non-standard colours inhibit the creativity of the projects you’re working on.

Most of our products are available in any RAL Colour and orders can be completed in as little as 10 working day.

Contact us for full details and exclusions.

Meeting Building Regulations

Our products meet the new requirements and changes to Part L of the Building Regulations 2022, for new build, existing dwellings and commercial buildings.

steve arundellsteve arundell
08:54 07 Apr 22
Chris and Andy listen to what we wanted and their team then delivered in spades.Great company well worth the effort to contact.
Gary WoodhatchGary Woodhatch
11:11 11 Mar 22
Have been dealing with Andy and Kim in the main at C&A windows for a few months now and the service overall has been great, quick quotes, lead-times inline with expectations and well presented and packaged goods. Great responsive aftersales assistance when called upon. Would recommend C&A for sure.
richard newellrichard newell
07:44 11 Mar 22
Always a pleasure to work with the people at c and a, very good communication throughout the process and most importantly the product is excellent.Highly recommended.
Tony KeebleTony Keeble
12:11 10 Mar 22
Great company to work with, very helpful when there is a problem to deal with.
Danny NevillDanny Nevill
16:28 12 Apr 19
Fantastic products. High quality services. Very professional and reliable outfit

Contact us


Send us an email

Simply send us an email if you have any questions.

Call us

If you have any questions, just call us and a member of our sales team will help you.

01787 477976

Visit us

Opening times are
8am – 5pm Monday – Friday

Unit 1, Lancaster Way
Earls Colne Business Park, Earls Colne, Colchester CO6 2NS

We are looking for new staff to join our team.