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Platon P20 - Cavity Drainage Membrane 20 mm Stud

Third party certifications:
  • BBA Agrément Certificate

    Certificate type

Triton Systems

A heavy duty high density polyethylene (HDPE) deep studded cavity drain membrane principally used on floors.

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+44 (0)1322 318830 www.tritonsystems.co.uk

P20 is a high capacity drainage membrane recommended for use on all floor applications below ground due to its ability to control free flowing water. The deep stud profile is designed to resist blockages caused by lime deposits. P20 Sheet is recommended for easier detailing around columns and access covers etc.

Joint lap:

Side laps minimum 100 mm (two studs) are recommended; joints sealed.

General information
Specification data - Rubber studded sheets
Product Reference

Platon P20

Joint sealant

Not required

Platon Overtape

Platon Sealing Rope

Platon Sealing Tape

Platon Wall/Floor Junction

Standard product features




  • Membrane: 1.0 mm.
  • Stud height: 20 mm.

Compressive strength (maximum):

150 kN/m².

Drainage capacity (maximum):

13 L/m².

Product Options

Joint sealant:

  • Platon Overtape: Butyl rubber tape backed with non-woven polypropylene for sealing joints in the membrane; size 115 mm wide x 1 mm thick, roll length 25 m.
  • Platon Sealing Rope: Blend of butyl and other rubbers used to seal joints in the membrane, seal the membrane around pipes and openings, and to form a gasket between the mechanical fixings and membrane; size, 10 mm diameter, roll length 5 m; colour, blue.
  • Platon Sealing Tape: Butyl rubber tape used to seal joints in the membrane; size, 30 mm wide x 2 mm thick, roll length 20 m.

Third party certifications
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