UPVC Windows Repairs uPVC, also known as Unplasticized Polyvinyl Chloride is a low-maintenance construction material that will provide your home with years of energy efficiency and fashion. These windows will require some maintenance and care. Clean the frames and cladding with a soft, clean cloth to remove dirt and dust. https://www.repairmywindowsanddoors.co.uk/altrincham-windowrepair/