Glass glazing, which involves installing glass in windows or doors, contributes to sustainability through various means. It enhances energy efficiency by incorporating technologies like low-emissivity coatings and thermal insulation, reducing heat transfer and the need for heating or cooling systems. Furthermore, glass glazing allows natural light into buildings, reducing reliance on artificial lighting and improving occupants' well-being. Glass is also recyclable, enabling old glazing to be repurposed into new products, thus conserving resources and minimizing waste. Additionally, well-designed glass glazing enhances indoor environmental quality by providing views to the outdoors and access to daylight, further reducing reliance on artificial climate control systems. Overall, glass glazing, when combined with sustainable design principles, plays a crucial role in promoting energy efficiency, resource conservation, and occupant comfort in buildings.