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Sopro AEB 640 - Waterproofing and Separating Membrane
Application

Suitable for internal use on walls and floors in:

  • Bathrooms.
  • Showers.
  • Other wet spaces.

Description

Thin, crack-bridging polypropylene sheet, for use as a waterproofing membrane and separating layer below ceramic and natural stone tiling to DIN 18534: Part 5, for water action classes W0-I 'Low, W1-I 'Moderate', W2-I 'High' and W3-I 2 'Very high'.

Features and benefits:

  • Flexible and tear resistant.
  • Ready to use, and therefore quick to install.
  • Forms a water impermeable separating layer.
  • Alkali and surfactant-resistant.
  • Rot proof.
  • Resistant to microorganisms.
  • Includes a printed scale for easier cutting.
  • The non-woven fabric facing ensures a strong bond between the waterproofing/ separating membrane and cementitious tile adhesive.
  • Suitable for Exposure Classes A, A0 and C to Construction Products List A, issued by DIBt (German Institute for Construction Technology) and ZDB (Federation of the German Construction Industry).
  • DGNB (German Sustainable Building Council): Top quality level 4, Line 9.
  • EMICODE system of GEV (German Association for Control of Emissions in Products for Flooring Installation): EC1PLUS® ("very-low-emission-plus") rating.
  • CE marked.

Applications:

Suitable for internal use on walls and floors in:

  • Bathrooms.
  • Showers.
  • Other wet spaces.

Suitable substrates include:

  • Concrete and lightweight concrete (minimum of three months old).
  • Cement screeds.
  • Calcium sulphate screeds.
  • Mastic asphalt screeds (indoors).
  • Board subfloors.
  • Heated floor constructions (cement and calcium sulphate screeds).
  • Strong existing ceramic.
  • Natural stone.
  • Terrazzo.
  • Cast stone coverings.
  • Paperless gypsum panels.
  • Gypsum plasterboard and gypsum fibreboard.
  • Flush-jointed masonry (no composite masonry).
  • Masonry cement.
  • Cement render.
  • Lime/ cement render.
  • Gypsum plaster.
  • Rigid foam board.

Not suitable as a substrate for dishing-prone covering materials.

Consult manufacturer for preparation/ application details.

General information
Material

Tear-resistant polypropylene sheet, with polypropylene non-woven facing on either side

Uniclass 2015
Pr_25_57_65_60 Plastics sheetsPrimary
CAWS

M40/10 Natural stone covering to

M40/110 Tiling to

M40/115 Natural stone covering to

M40/12 Mosaic to

M40/120 Mosaic to

M40/5 Tiling to

Specification data - Plastics sheets
Product Reference

Sopro AEB 640 - Waterproofing and Separating Membrane

Length

10 m

30 m

Standard product features

Material:

Tear-resistant polypropylene sheet, with polypropylene non-woven facing on either side.

Width:

1000 mm.

Thickness:

0.4 mm (approximately).

Colour:

Red.

Weight:

250 g/m² (approximately).

Technical characteristics:

  • Application temperature: 5–30°C.
  • Coverage: 1–1.05 m².
  • Reaction to fire: Class E.
  • Water vapour permeability: sd = 51.1 m.
  • Crack-bridging ability: 0.75 mm.
  • Watertightness: Watertight.
  • Bond strength: Assessment category 2 (>0.3 N/mm²).
  • Joint strength: Machine direction: 261 N/50mm; transverse direction: 209 N/50mm.
  • Dimensional stability: Machine direction: -0.55%; transverse direction: 0.31%.
  • Resistance to water: Assessment category 2 >0.3 N/mm²).

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