NBS Source
SovDrain CDM 20

Application

Below ground waterproofing in areas such as cellars, basements, vaults and tunnels.

Can be used in conjunction with:

  • SovDrain Sealing Rope – for joint sealing.
  • SovDrain Sealing Tape – for joint sealing.
  • SovDrain Corner Strip – for floor/ wall juncture sealing, for overjoint sealing and sealing around protrusions.
  • SovDrain Channel and Accessories – for drainage facility.
  • SovDrain Aquaduct – for drainage facility.
  • SovDrain Pump and Sump Stations – for water control, collection and discharge.

Description

A high-performance cavity drainage system membrane, suitable for use on floors, as part of the SovDrain waterproofing system.

Features and benefits:

  • Easily cut to shape/ size using a knife or scissors.
  • Typically finished with either a SBR Bonding Agent modified screed (minimum 65 mm) or a floating floor.

Applications:

Below ground waterproofing in areas such as cellars, basements, vaults and tunnels.

Can be used in conjunction with:

  • SovDrain Sealing Rope – for joint sealing.
  • SovDrain Sealing Tape – for joint sealing.
  • SovDrain Corner Strip – for floor/ wall juncture sealing, for overjoint sealing and sealing around protrusions.
  • SovDrain Channel and Accessories – for drainage facility.
  • SovDrain Aquaduct – for drainage facility.
  • SovDrain Pump and Sump Stations – for water control, collection and discharge.

General information

Material

High density polypropylene (HDPE)

Uniclass 2015

Pr_25_57_51_74 Rubber studded sheetsPrimary

CAWS

J40/290 High-density polyethylene/ polypropylene studded cavity drain membrane

J40/47 High-density polyethylene/ polypropylene studded cavity drain membrane

Specification data - Rubber studded sheets

Product Reference

SovDrain CDM 20

Standard product features

Roll size (w x l):

2 x 20 m.

Thickness:

  • Stud height: 20 mm.
  • Membrane thickness: 1 mm.
  • Total: 21 mm.

Material:

High density polypropylene (HDPE).

Colour:

Black.

Technical properties:

  • Drainage/ flow capacity: 13 L/s.
  • Air gap volume: 14 L/m².
  • Environmental resistance: Highly resistant to degradation by all common chemicals. It is resistant to biological attack and does not sustain microbial development. It is compatible with drinking water.
  • Penetration resistance: Resistant to root penetration.
  • Fire resistance (to DIN 4102): B2.

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