Glass folding door help to maximize the natural light cascading into your home from outside. Whether they are opened or closed, bifold doors will light up your life! Enhancing a space with more natural light will make a dark, gloomy ambiance into a cheery, bright spot everyone will enjoy! Essential details Product name: Glass folding door Profile Material: 6063-T5 Aluminum Alloy(Thermal break) Profile thickness: 2.0mm Glass: Lowe Double Tempered Glass Glass thickness: 4-8mm Hardware: Silver Anodic oxidation