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 style. However, these windows require care and maintenance at times. Cleanse the cladding and frames with a soft cloth to remove dust and dirt. https://www.repairmywindowsanddoors.co.uk/chingford-windowrepair/