Dulux Acratex Roof Membrane Satin is a high build, pigmented, waterbased, 100% acrylic coating available in satin finish. It is designed to be applied to suitably prepared concrete or metal roofs in need of restoration. It has been especially formulated to make it suitable for the collection of drinking water. Available in Trade Outlets only, applying this product may require professional painter assistance. Check your local stockist for details.