decorative house design German Veka upvc casement window price fixed lite window cost on China WDMAProduct Description decorative house design German Veka upvc casement windowprice fixed lite window cost UPVC windows, commonly referred to as vinyl windows. An unplasticised form of PVC, these sturdy window frames have been popular in Europe and America for many years owing to their durability and low maintenance. UPVC windows can withstand extremes of heat, cold, wind, rain and snow without corroding, peeling, chipping or flaking. Considered an