Duplus Architectural Systems Limited is a privately owned specialist glazing contractor based in Leicester, with nearly 70 years of industry experience. We design, manufacture, and install high-performance glazed façade systems for projects across the UK.

Our portfolio spans a wide range of sectors and project values, typically from £400K to £3M, delivering solutions tailored to both straightforward and highly complex requirements. We are approved installers for leading systems including Novastruct (formerly Kawneer), Metal Technology, Senior Architectural Systems, Reynaers, and Schüco. In addition, we offer our own CWCT-tested Lightspan 50 curtain walling system, providing a robust and flexible in-house solution.

We are committed to delivering exceptional customer service, building long-standing relationships with some of the UK’s most respected construction companies. Our continued success is driven by sustained investment in our people, advanced manufacturing capabilities, and our 50,000 sq ft production facility. Today, our skilled team of 55 professionals remains central to our ongoing growth.