The Powerlon Ultrablock 200 Vapour Control Layer is a high-performance membrane designed for use in building and construction projects to help manage moisture and vapour diffusion. Measuring 1.6m x 50m, this vapour control layer is suitable for internal walls, roofs, and floors, providing effective protection against condensation within the structure. It enhances the overall energy efficiency of buildings by reducing air leakage and maintaining a stable indoor environment. The robust polyethylene construction ensures durability while remaining lightweight and easy to install, making it an ideal choice for both residential and commercial applications.