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doitBau® dewall

Tear resistant facade membrane and easy laying windproof layer


This layer, made from highly tear resistant spunbond polypropylene, effectively stops dirt particles from invading the wall structure and supports the insulation’s breathability. It is also available as doitBau® dewall SK with acrylic self-adhesive strips..

  • ƒDirt resistant
  • Vapour permeable
  • ƒDriving rain-proof and draught-prooft

Technical data

Material Spunbond polypropylene Durability (artificial ageing) Pass
Composition Three-ply UV-Stability 3 months
Colour Light grey Product Type UDB-B / USB-A compliant with ZVDH
Basis weight 100 g/m² Flammability DIN EN 13501-1: Class E
Sd Value 0,01 m CE marking EN 13984-10:2007
Tear resistance Lengthwise 180 N/5 cm, crosswise 110 N/5 cm Resistantance to water penetration W1
Resistance to tearing (nail shank) 120 N