uPVC (unplasticized polyvinyl chloride) is a popular material used in windows, doors, and other fixtures due to its durability and low maintenance requirements. However, over time, the color of uPVC can fade or bec...

  uPVC (unplasticized polyvinyl chloride) windows and doors have gained popularity due to their durability, low maintenance requirements, and energy efficiency. However, over time, the color of uPVC can fade or becom...