UPVC Fixed windows do not open and are perfect for spaces that require natural light and may not need ventilation. These are popular for rooms with beautiful views. Other benefits that Fixed windows offer include increased insulation and energy efficiency. GreenFortune is a leader in quality uPVC products at affordable rates. They offer fixed windows that can be easily customized in d... https://thegreenfortune.com/product-categories/upvc-fixed-window/