UPVC Windows Repairs uPVC, also known as Unplasticized Polyvinyl Chloride, is a low-maintenance construction material that will give your home years of energy efficiency and style. However, these windows require care and maintenance at times. Wipe down the frames and cladding with a soft cloth to remove dust and dirt. https://www.repairmywindowsanddoors.co.uk/cambridge-windowrepair/