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doitBau® dejett ALU

Moisture and vapour barrier


Diffusion processes are effectively blocked by the barrier’s embedded aluminium layer, which is positioned between a transparent polyester film and polyethylene sheeting with an internal reinforcing grid.

  • ƒƒVapour impermeable
  • Prevents water penetration
  • ƒReduces energy expenses and electromagnetic radiation

Technical data

Material Polyethylene / Aluminium / Fibreglass fabric Tear resistance Lengthwise 320 N/5 cm, crosswise 170 N/5 cm
Composition Three-ply Resistance to tearing (nail shank) Lengthwise 135 N, crosswise 135 N
Colour Aluminium Resistantance to water penetration Pass
Basis weight 90 g/m² Flammability DIN EN 13501-1: Class E
Sd value 1500 m CE marking EN 13984:2006/A1:2007
Tear resistance Lengthwise 320 N/5 cm, crosswise 170 N/5 cm