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Our slimline sliding windows are the ideal solution for property developers or homeowners looking to make their space brighter, increase window area and improve insulation. The sleek horizontal lines contribute to a modern architectural design. Adding a sliding window provides larger glass panels and gives you both function and style, whatever your room size.
If you are looking for windows that offer ease of use, optimal glass, strong thermal efficiency, and a sleek appearance, these types of windows are perfect. They are versatile and can be used for flats, balcony or patio windows, or other windows throughout your property.
The sliding mechanism ensures easy opening and closing, and they can be used in a limited space as they require no inward or outward motion.
The slim aluminium frames feature eco-friendly fittings that retain heat to help reduce energy bills. They are highly secure, with multiple locking mechanisms that provide added protection for your property.
Our slimline sliding windows are a premium option to deliver on both aesthetics and thermal performance.
If you have limited space for outward-opening windows, the sliding design can save space and still provide large glass panels for optimal natural light. Sliding windows are easy to use because they slide side to side on tracks rather than using inward- or outward-opening controls.
Combined with double glazing and polyamide thermal breaks, slimline aluminium sliding windows provide excellent thermal efficiency.
Thanks to the powder-coated finishes, these sliding windows are durable and created to withstand all weather conditions. Plus, with powder-coated finishes, they are easy to look after.
Our slimline sliding window installers have been carefully selected to ensure we offer you an outstanding level of service. Our professional team will partner with you from creating initial designs through to the installation and completion.
Many recommend our service, installation process, and the team we use. Our reviews also show the trust our customers place in us as we have many who rate us five stars.
We believe in providing you with a service that includes ongoing communication, flawless, high-quality products, efficient installation, and value for money. At Klosen, our aim is to make your experience seamless, and we only use premium brands and installers.
You can contact the team to discuss window options and receive a quotation to match your slimline aluminium sliding windows with our slimline sliding doors.
We offer a 10 year guarantee on all aluminium profiles and 25 years for the powder coating element
Stay warm in the winter and cool in the summer whilst cutting down on energy bills
Our team are flexible throughout the entire process, including the design and installation of windows
Klosen have over 25 years experience working with designers, architects and homeowners
We are proud to be suppliers of reputable brands such as Cortizo, Origin, and Senior Architectural Systems. These trusted brands complement our standards by providing high-quality and eco-friendly products.
Origin windows gives you a truly tailored experience. You can customise your windows by choosing from over 150 colours and selecting different coupling options. They also offer a 20-year parts guarantee with added extras for security and ventilation.
Spanish brand Cortizo is a leading manufacturer and designer of superior aluminium windows. Their range suits all properties and allows maximum natural light.
Find out about Cortizo windows and the styles available.
We serve a variety of customers, including homeowners, builders, architects and business owners, and we work closely with them to install slimline aluminium windows to meet their design specifications and insulation needs.
At Klosen, we have over 25 years of experience working with customers, helping them to fulfil their property window solutions. We work with customers across Peterborough, Cambridgeshire, Lincolnshire and the surrounding areas.
We are located in Market Deeping in Lincolnshire. We generally work within a 60-mile radius, serving areas such as Peterborough, Cambridge, Lincoln, and London.
Contact our team today to learn how we can work together on your property.
At Klosen, we always aim to exceed your expectations. Plus, you have peace of mind with our 10-year guarantee on all our aluminium profiles and a 25-year guarantee on our special powder-coated frames.
Over the years, we’ve embraced new materials and modern technology, and in 2021, we appeared on Channel 4’s Grand Designs for a project in South Lincolnshire.
We believe in offering tailored solutions to all our customers and aim to build lasting relationships.
Yes. Our slimline aluminium sliding windows offer exceptional ventilation. They are especially effective in ground-floor rooms because they help to remove cooking smells and ventilate kitchens.
These frames are highly durable and should last well over a decade if you look after them. It’s unlikely that this material will crack or rust, as it’s resistant to all weather conditions with durable powder coatings.
Yes. We offer a 10-year guarantee on all our aluminium profiles and a 25-year guarantee on the powder-coated elements.
They will suit most properties, whether they are modern or more traditional in appearance. Slimline sliding windows are perfect for properties with stunning views, as the large glass area allows for optimal sightlines. They are also used a lot for kitchen windows because of their lack of obstruction and ventilation.
