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A studded polypropylene cavity drainage membrane, with studs at approximately 25 mm centres, and an integrated polypropylene mesh on the other side of the membrane. Suitable for use on walls above or below ground level. The studs form a drainage channel behind the membrane while the polypropylene mesh allows for direct plastering or dry-lining.

Platon PB2 is also suitable for use as an isolating plaster membrane following remedial treatments.

General information
Specification data - Rubber studded sheets
Product Reference

Platon PB2 Mesh Membrane

Joint sealer

Platon Overtape

Standard product features


  • Sheet thickness (nominal): 0.50 mm.
  • Stud height (approximate): 2.00 mm.
  • Construction height (approximate): 2.50 mm.


0.505 kg/m².


  • Working temperature (maximum): 60°C.
  • Softening temperature: 160ºC.

Linear coefficient of thermal expansion:

0.18 mm/mºC.

Water vapour resistance:

250 m equivalent air layer.


  • Membrane: Clear/ translucent.
  • Mesh: White.

Chemical resistance:

Resistant to all chemicals to which it is likely to be exposed in normal building construction. Prolonged exposure to aggressive chemicals, such as solvents, can affect the membrane.


Butt jointed and sealed with Platon Overtape.

Product Options

Roll size:

  • 1 x 20 m.
  • 2 x 20 m.

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