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BT 150

Breathable Membrane and Vapour Barrier. It works in only one direction, it does not let the humidity in and it allows the humidity to leave, letting your house breathe.

Quick info



Technical Data

  • Weight: 125 g/m² (± 15)
  • Thickness: 0,6mm
  • Composition: 3
  • Usage Temperature: -40°C to +80°C

Water vapour permeability:

  •  Lyssysystem 23°C/85%RH 1400 g/m² x 24h (± 200)
  •  Lyssysystem 38°C/85%RH 3200 g/m² x 24h (± 400)

Download the Technical Data Sheet (in PDF format)

Application Areas

  • Waterproofing, waterproof and breathable membrane for discontinuous roof and wall coverings.
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