Unique Window Systems use the leading suppliers of uPVC profile systems, allowing us to fabricate uPVC casement windows of every shape, size and configuration to suit our customer’s needs.

uPVC casement windows are Britain’s most popular style of window. It’s efficiency, practicality and reliability makes it extremely attractive to homeowners, regardless of their type of property. Our versatile casement windows can either be top-hung opening or side-hung opening to suit your requirements, providing excellent ventilation and security.

With rising energy bills a growing concern for many householders, we offer highly sustainable uPVC casement windows as a one-stop, energy-efficient solution. Our 70mm casement windows range is available in slim sight-line contemporary chamfered or more detailed sculptured ovolo options for a more traditional look to your uPVC casement window, as well as internal or external Georgian bars.

Casement windows come in all shapes and sizes to suit your individual requirements, including side and top opening with any combination of panels.

Pick from a range of colour and woodgrain finishes to match any residential, commercial or public building. Buying casement windows has never been easier.

Reduced carbon emissions and compliance with Code of Sustainable Homes and BREEAM standard.

Slim sightlines give a sleek, modern look to both commercial and residential casement windows.

Benefit from rapid and accurate on-time installation to ensure your project stays on budget and on track.

Up to ten-year guarantee against warping, discolouring and cracking.

Accreditation by the British Board of Agrément (BBA), British Standards Institute (BSI) and approval by the Association of Chief Police Officers’ Secured by Design initiative.

Visit our Downloads section and you will find a wide selection of brochures, order forms and specification guides to choose from.

Downloads uPVC casement windows