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Senior Architectural Systems

Klosen / Doors  / Door Manufacturers / Senior Architectural Systems

Senior Architectural Systems Approved Installers

First impressions count. Whether you want to entice people into your premises or maximise the sense of space in your own home, Senior Architectural Systems (SAS) produce high-performance doors that exceed aesthetic expectations.

The brand produces slimline aluminium door systems for both commercial and residential buildings, to help you enhance the vista and create an open, light and spacious feel. Based in Britain, their designs can be seen on contemporary builds across the UK.

At Klosen, we are Senior Architectural Systems approved installers who can install made-to-measure aluminium doors that exceed your design expectations. Our smooth, hassle-free service makes upgrading your property a seamless experience. Contact Klosen to find the perfect aluminium door solution from SAS.

SAS Aluminium Doors

SAS offers a wide range of slimline door designs, including single to double, inline slide, folding and lift doors. With slim aluminium profiles and a choice of double or triple glazing,

SAS not only offers versatile designs, but also works with premium materials that are beneficial for the environment.

Choose from a range of openings, including:

These doors come with a range of colour and finish options to suit your exterior. Plus, you’ll benefit from high levels of thermal efficiency and security.

Some designs can also be easily installed into a curtain wall for a seamless facade.

Download SAS Brochure

SAS Door Installation & Planning

Whether your property is in Peterborough, Stamford or the surrounding areas, our team of dedicated Senior Architectural Systems approved installers are on hand to answer any of your questions. Contact us today to find out more about SAS doors and how they could bring out the best in your property.

We’ll get to know your design goals to tailor the design. Our team will keep you informed throughout the project, enduring that the finished doors are installed on time and to your specifications.

Newly build house with mixed architecture

Why Choose SAS Doors?

SAS offers a fantastic selection of British-made designs that can bring a new lease of life and a sophisticated facade to any property. Their premium slimline door designs come with excellent levels of thermal and noise insulation and security.

With a wide range of opening mechanisms and finishes, you can get a made-to-measure design that suits your building requirements. Specialising in both commercial and residential properties, SAS are the ideal choice for any installation project – big or small.

Senior Architechtural Systems Logo

Why Choose Klosen?

We are an approved installer of SAS slimline windows and doors.

Klosen has over 25 years’ experience installing slimline aluminium doors, providing customers with exceptional personalised designs to elevate their properties. We specialise in providing luxury branded aluminium doors and windows, combining style and innovation to create elegant, secure and practical living spaces. We listen carefully to your requirements and help to make your dream home or commercial environment goals become a reality.

White house with large windows patio and furniture

Our Customer Reviews

Great Price & Quick Delivery

★★★★★
This company have been amazing and came to our rescue when another company let us down repeatedly over a period of 4 months during our building work. We got a great price, a quick delivery time and the same product but this time with lovely fitters who knew exactly what they were doing. Now we will will have a warm house for christmas HOORAY !! We went for 3 large sliding doors and the quality of the product is excellent . Many thanks to Audrey Cieran and the team I would recommend highly
- Esther Young

Delighted

★★★★★
Delighted with the product and the service provided by Klosen. The installation team were excellent and very helpful.
- Sara Hyem

Very Happy

★★★★★
We’ve been very happy with the work Klosen recently completed for us. They installed a variety of windows and sliding doors for us on our new build project. All of the information we requested early on was provided promptly and they were great with our architect. Very happy with the end result and the colour they helped us chose.
- Sarah Munton

Frequently Asked Questions

How long does it take to install an SAS aluminium door?

Most installations by Klosen shouldn’t take longer than a day. However, the time it takes to complete can vary depending on the size of the door and the type of opening mechanism. Our team will give you a time estimate based on our experience. We always aim to complete on time while making sure you’re 100% satisfied with the result.

What’s the maximum size for an SAS bifold door?

The maximum size for a Senior Architectural Systems bifold door is 1000mm x 2616mm.

What are the standard sizes of aluminium sliding doors?

The maximum size for a single door leaf on a sliding door is as follows:

Max Door Leaf Width: 3005mm
Max Door Leaf Height: 2916mm
Max Outer Frame Height: 3000mm