ARDEX WPM 180 - APP-Modified Bituminous Sheet Membrane

Product Description

ARDEX WPM 180 (Shelterbit Fibrepol) is an APP (Atactic Polypropylene) plastomeric type modified bitumen waterproofing membrane, consisting of a specially formulated bituminous compound of distilled asphalt modified with selected high-grade visco-elastic polymers and reinforced with a high quality combined reinforcement of fibreglass and polyester. ARDEX WPM 180 is coated with either a sanded or talc top surface finish, while the bottom surface is embossed and protected by a heat sensitive polythene film.


  • Excellent cold flexibility to -5ºC
  • Excellent elongation
  • Heat welded laps provide homogenous join
  • Prefabricated membrane
  • Good elastic memory
  • Combined reinforcement carrier
  • High mechanical characteristics
  • High puncture resistance
  • Good elongation
  • Will not decay



As a multi-layer membrane in horizontal or vertical applications for waterproofing balconies, terraces and roof. ARDEX WPM 180 membrane must be protected from UV.



  • Structural or marine plywood
  • Strandsarking
  • Concrete