The Complete UK Guide to Preventing Leaks
Roof leaks rarely come from the main surface. They almost always start at joints, edges, and where the roof meets walls or penetrations.
That is exactly where roof flashing comes in. It is designed to direct water away from vulnerable areas and stop it entering the structure.
In UK conditions, where rain exposure is constant, getting this detail right is critical for long-term performance. If you want a clear, practical breakdown of types, materials, and applications, this guide is worth reading: https://onlinemetalstore.co.uk/blogs/news/roof-flashing-the-complete-uk-guide












