Did you know VELUX roof windows can bring twice the daylight to your extension?
Find out how with our mobile and desktop friendly interactive mini guide which you can save to your computer, iPad or smartphone for easy access.
Discover hints and tips on filling your space with daylight, see before and after images on the difference roof windows can make to your extension and get practical advice and planning tools on budgeting and finding a builder.
Just select your ebook below to see ideas for either flat roof or pitched roof extensions, and see how both can benefit greatly from VELUX roof windows.