Double Glazing in Bangladesh for Windows Doors uPVC Solutions. Experience the benefits of double glazing. Upgrade your home with high-quality double-glazed windows & doors, UPVC, and thermal aluminum in BD. WorldGlazing stands as the best among double glazing companies in Bangladesh. We offer best Double Glazing solutions for house, commercial, or industrial site. Double Glazing Limited, a vibrant Bangladesh-based business that proudly promotes World Glazing Ltd, a reputable UK-registered business specializing in double glazing in Bangladesh, was founded in 2010. Our journey started with a goal to change Bangladesh's glazing industry, and as time went on, we developed into a leader in innovation and quality.