Our Damp Proof Course (DPC) Rolls and Membranes are made from high-quality, flexible polyethylene or bitumen-based material, designed to prevent moisture penetration through walls and foundations. Suitable for both horizontal and vertical applications, DPC is available in widths from 100mm to 450mm and thicknesses from 0.25mm to 1mm. UV-resistant and rot-proof, these membranes are ideal for use in residential, commercial, and industrial buildings.