More commonly known as UPVC, Unplasticized Polyvinyl Chloride is a maintenance-free material used in window construction that's extremely durable

What are UPVC windows? Unplasticized polyvinyl chloride (UPVC) is a durable plastic used to make windows and doors throughout the United States. Its durability makes it ideal for reinforcing heavy glass panels, such as double or triple glazing.

The product is packed in a container or wooden case. Each glass shall be filled with a plastic bag or paper, and the glass and the packing case shall be filled with light and soft material which is not easy to cause the appearance defects such as glass scratch and the like.