Aluminium Windows

Origin aluminium windows are manufactured in the UK to the highest standards. These sleek, high-performance windows feature slim sightlines of just 65mm, allowing more natural light into your home while maximising views. Built with premium-grade aluminium frames, Origin windows deliver exceptional durability, weather resistance, and virtually maintenance-free performance. Every window comes fitted with Yale’s Encloser locking system for superior security, and they achieve outstanding thermal efficiency with U-values up to 1.2W/m²K (or as low as 0.9 with the Aerogel upgrade). With over 150 RAL colours available, dual-colour options, and customisable designs to fit any shape and size, Origin aluminium windows combine elegant aesthetics with robust functionality.

Smart has established itself as a leading UK supplier of high-quality aluminium glazing solutions over the last four decades, renowned for design, innovation, and technical excellence. Their aluminium window collections, including the Alitherm Heritage and Alitherm 400 ranges, combine modern thermal efficiency with versatile styling—from period-appropriate heritage designs to contemporary architecture. Smart aluminium windows feature cutting-edge polyamide thermal break technology that creates an effective insulating barrier, achieving impressive U-values. With signature slim profiles and narrow sightlines, these windows are perfect for both residential renovations and commercial projects in sensitive planning areas, offering the aesthetic appeal of traditional timber frames with the durability and performance benefits of modern aluminium construction.

Cortizo, renowned for its commitment to quality, sustainability, and bespoke design, delivers sophisticated, thermally broken hinged systems designed for the UK market. Their aluminium casement windows combine elegant proportions with robust performance, and feature slim 70mm frames that maximise natural light. With advanced thermal break technology incorporating a 32mm polyamide barrier, Cortizo windows achieve outstanding energy efficiency (Uw value ≥ 0.9 W/m²K), helping reduce heating costs. Beyond performance, they excel in acoustic isolation with Rw values up to 45 dB, provide enhanced security with PAS 24 certification and multipoint espagnolette locks, and offer flexible design options including side-hinged casement or top-hung projecting configurations.