Hydrosafe® high-performance vapour retarder for exterior roof insulation

connect variant with self-adhesive zones


  • Best possible protection against damage to structures thanks to the humidity-variable diffusion resistance
  • Protects buildings against the elements during the construction phase from a roof pitch of 2.1:12" (10°)
  • Protected winter building sites thanks to hydrosafe® behaviour
  • Water-resistant and waterproof, can be walked on
  • Excellent values in the hazardous substance test, has been tested according to the ISO 16000 evaluation scheme

Areas of Application

For use as a vapour retarder and airtight membrane that can be subjected to outdoor exposure on roof decking underneath over-rafter insulation in combination with all fibrous insulation materials on structures that are open or closed to diffusion on the exterior, e.g. flat/steep roofs and green roofs, after appropriate design calculations.