JRA’s thick Aluminium Sliding Windows are suitable for a wide range of commercial uses, are long-lasting, amazingly energy efficient, deliver enhanced design flexibility, and remain the leading option for commercial projects of all sizes. Our Aluminium product suite is a premium selection of windows designed specifically for multi-residential and light commercial construction projects. Aluminium Sliding windows are elegantly and competently designed to resist the demands of multi-story buildings. They give excellent strength and modern look designs.