Self-Adhesive Air / Vapor Barrier

SikaMembran®-540 is a self-adhering sheet membrane consisting of an engineered block-copolymer adhesive on a durable, conformable polypropylene film. The membrane is designed to be adhered to a variety of substrates and is available in rolls of various widths which may be used for full wall applications or as a penetration/flashing membrane used with other Sika air barrier systems.

  • Fully bonded
  • Waterproof and airtight
  • Excellent adhesion to a variety of substrates
  • Compatible with Sikagard liquid air barriers
  • Tough film that resists punctures and tears
  • Conforms to irregular surfaces
  • Passes E 2178