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Aluminium Front Door
Aluminium Sliding Doors
Aluminium Doors and Windows
Aluminium Bi-Fold Doors
Aluminium Sliding Doors

Klosen – Light | Space | Lifestyle

Over 25 years of experience in the glazing industry, supplying quality aluminium doors and windows and quality service consistently.


Our variety of sliding and folding aluminium doors in Market Deeping, Lincolnshire, will bring your home to life, flooding it with natural light. Frames fashioned out of high-quality aluminium components, supporting large areas of glass to offer unrestricted views, with the strength-to-weight ratio enabling them to be formed easily into any opening.

Offering magnificent views when closed and an uninterrupted outlook when opened, they allow you to enjoy that precious balance of outside and inside from the comfort of your property.

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Our aluminium windows sit comfortably with the contemporary lifestyle; they are elegant, strong and chic. Because every design is bespoke, you can adapt them to suit any space with a wide variety of window types available.

From inward-opening, outward-opening, side hung, top hung, tilt-and-turn, sliding and sash windows, there are numerous options available. With many A-rated options – glass that is double-glazed, 4mm, with an option for 6mm glass – and have excellent thermal qualities with a centre pane U Value of 1.1 as standard.

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Roof lights are a natural, and energy-efficient, way of drawing more light into a living space. They come in all shapes and bespoke designs to marry up with your property.

The designs are versatile, from flat roof installations to pyramid, lantern, slim-line and a whole host of other designs that will add a fresh aspect to your rooms and living environment.

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Our aluminum doors and windows offer the perfect bespoke finish to any number of commercial properties in Peterborough.

Your customers will be stunned as they are greeted by elegant aluminum framed doors that add the wow factor. Whether you’re upgrading a small shop front or large scale show room, we have the perfect bespoke aluminum window and door solution for you.

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About Klosen

At Klosen, our aim is to provide an outstanding customer experience, backed with a comprehensive range of products and services.

We supply and manufacture Aluminium Bifolding Doors, Sliding Doors, Windows, Curtain walling and Roof lights.

Our customers choose us because they recognise our individuality, admire our designs, flexibility, attention to detail and the personalised service we deliver. From our modern factory and showroom in Market Deeping, to our team of skilled craftsmen who manufacture bespoke products specific to the individual needs of our clients.

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Our Latest Projects

Areas We Cover

With over 25 years’ experience working with architects, builders, designers and homeowners in Peterborough, we have developed the ability to provide homes with luxury aluminum doors in Cambridgeshire.

We pride ourselves on installing high quality bespoke aluminium doors and windows in Peterborough for homes that want to add a touch of modern design and elegant functionality.

We typically cover areas across a 60 miles radius from our premise, including Bourne, Stamford and Huntingdon, providing you with an outstanding service from initial design and planning, right through to the execution. Throughout the whole process, we ensure our customers are completely happy with the development of the project. Our craftsmen based in Market Deeping, Lincolnshire will create a beautiful system specifically designed for your property according to the requirements and area measurements. No two aluminium doors or properties need to look the same.

Find out more about our luxury aluminium doors and windows in Peterborough and Cambridgeshire today.

Let’s start your new project, together.