Bay and Bow Windows

The casement window is the UK’s most popular window style and the Duraflex 70mm casement is available in 2 profile shapes – featured and bevelled – and can be used in a full range of window, door and conservatory configurations. This versatile window solution enables almost any casement window style to be achieved and works equally well in traditional cottages and contemporary new build homes. Featuring multi-chambered uPVC profile, which is designed to achieve the highest levels of thermal and security performance, the Duraflex casement window has been meticulously designed to ensure ease of fabrication and installation. Furthermore, all Duraflex window and door systems feature the world’s leading weatherseal gasket – Q-Lon, with lifetime guarantee; delivering exceptional thermal, acoustic and compression performance. 

A full range of ancillaries are available to enable an extensive range of window styles to be manufactured, including Mock Horn, French casements and a dedicated Georgian Bar Collection. The 70mm Casement Window can be internally or externally beaded and is fully integrated within the Duraflex Diamond Suite, ensuring a suited finish and seamless aesthetic to your project.