Alder Roofing Supplies

For over 75 years, VELUX has led the way in designing innovative roof windows, developing an outstanding, market-leading product range that has helped to fill millions of homes with more daylight and fresh air. Which means that when it comes to your next project, you can perfectly tailor your roof windows to suit your home and your family's needs. VELUX roof windows can bring in twice the amount of daylight into your extension, compared to vertical windows of the same size, or transform your loft into a brand new space.