Step by Step guide to Collyweston Roofing In this video Jack is showing each step taken to prepare the slate before it gets put on the roof.
Dressing the slate https://www.gbrroofing.co.uk/wp-content/uploads/2021/08/Dressing.mp4 Dressing is a term used for the process of taking the old mortar off the Collyweston slate and making the sides of the slate straight.
