Transparent HDPE Damp-Proofing Membrane with Mesh Face for Direct Plaster Finishes Biokil Crown 3mm Meshed Membrane Clear is a high-quality cavity drainage and damp-proofing membrane manufactured from clear, high-density polyethylene (HDPE), with a pre-bonded mesh surface to accept direct plaster or render. Designed for above-ground internal applications, it isolates damp, salt-contaminated, or friable masonry from internal finishes, providing a long-lasting solution for damp-proofing and wall restoration in refurbishment, heritage, or domestic projects. Key Features & Benefits Mesh-Bonded Surface: Accepts direct application of plaster, lime render, or renovating render without the need for boards. 3mm Stud Profile: Provides an air gap between damp substrates and interior finishes to allow ventilation and isolate moisture. Clear HDPE Material: Enables visual inspection of substrate during installation, ideal for conservation and remedial work. Breathable and Non-Invasive: Allows wall to dry while maintaining a secure finish – no need to remove contaminated substrates. Quick Installation: Lightweight and easy to cut, handle, and fix using standard membrane plugs and sealing tape. Product Details Material: High-Density Polyethylene (HDPE) with welded mesh Stud Height: 3mm Thickness: Approx. 0.6mm Colour: Clear with white mesh face Roll Size: Typically 2m x 20m (40m²) Weight: Approx. 0.45 kg/m² Fixing Method: Use with Nu-Seal Plugs, Brick Plugs, and Sealing Tape or Overtape SKU: BCMESH3CLR Application Instructions Surface Preparation: Remove loose debris. No need to clean salts or fully dry the wall surface. Membrane Fixing: Position membrane with mesh facing into the room and secure with plugs at 250mm centres. Sealing Joints: Overlap mesh or butt joint membrane sheets and seal using Sealing Tape or Overtape. Apply Finish: Apply plaster, lime mortar, or Biokil Crown Renovating Render directly onto the mesh surface. Limitations Not suitable for use on floors or in below-ground waterproofing without full system specification. Protect from UV exposure before finishing with render or plaster. Health & Safety Non-toxic and inert. Wear gloves and eye protection during installation. Refer to the product Safety Data Sheet (SDS) for detailed guidance.
