CM3 Cavity Drain Mesh Membrane


  • Part of a type C cavity drain membrane system in line with BS 8102:2009.
  • Quick to install – minimal preparation needed to wall and floor surfaces.
  • Easy to fold around windows and doors.
  • Easily cut down using a sharp blade.
  • No drying out process – redecoration can occur immediately.
  • Little or no damage to the existing structure.
  • Low and high temperature tolerance.
  • Creates a dry, habitable living space in areas previously suffering from damp/wet conditions.
  • Waterproof, salt inhibiting, root and contaminate resistant.
  • Thinner diameter stud detail only 3mm.
  • Now with a 1.2metre version to eliminate salt band issues.
  • Easy to plaster direct onto membrane or dot and dab.
CM3 Cavity Drain Mesh Membrane
CM3 Cavity Drain Mesh Membrane 105.30323.70

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CM3 Cavity Drain Mesh Membrane is a 3 mm studded membrane incorporating a tough HDPE mesh lathing welded to the front face, allowing the direct application of various plaster finishes, adhesive ‘dabs’ and plasterboards and delivering a grade 3 environment to BS8102:2009 and NHBC Chapter 5.4.

CM3 Mesh Membrane is a water resistant membrane with studs forming a regular pattern on one face of the roll, and polypropylene mesh on the other side. It is tough but pliable and can be easily cut with a sharp blade to the correct size. Suitable for use above and below ground and can be rendered, plastered or dot and dab boarded on top.

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1M X 10M, 1M X 20M, 2M x 20M