UPVC Windows Repairs uPVC (Unplasticized Polyvinyl Chloride) is an easy to maintain construction material that will provide your home with energy efficiency and elegance for a long time. These windows will require some care and maintenance. Cleanse the frames and cladding using a soft cloth to get rid of dust https://www.repairmywindowsanddoors.co.uk/stanmore-windowrepair/