Buildload Damp Proof Membrane 300 Micron 4m x 25m) DPM Sheet is a premium 300-micron heavy-duty polyethylene damp proof membrane (DPM) designed to provide superior protection against ground moisture, rising damp, and water vapour beneath concrete floors, slabs, foundations, and screeds. Measuring 4m x 25m (100sqm coverage), this durable, tear-resistant DPM sheet creates a reliable waterproof barrier that helps prevent moisture damage, mould growth, and structural deterioration. Ideal for residential, commercial, industrial, and construction projects, it is suitable for concrete slabs, garages, warehouses, factories, basements, and ground floor installations. Easy to install and built for long-lasting performance, the Buildload Damp Proof Membrane 300 Micron (4m x 25m) ensures dependable moisture protection and enhanced building durability