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