WAM Rapid Grey

Duromastic WAM Rapid

Duromastic WAM Rapid is a polyurethane modified copolymer acrylic waterproofing membrane specifically formulated for bathrooms, laundries, balconies, terraces and other wet areas. Use Duromastic WAM Rapid prior to installing mortar beds, render or tiling. The membrane forms a blue coloured water resistant elastomeric film with excellent durability.


  • Water-based. Non-hazardous and non-flammable
  • Highly durable- Water, oxidation, UV and weather resistant
  • Compatible with polymer modified tile adhesives
  • Paintable with acrylic coatings
  • Complies with the requirements of AS4858 Class 3 and AS3740
  • Extends to over 400%
  • Application by brush, or roller (10-12mm nap)
  • Easy clean-up with water (while wet)


Use Area

  • Internal Wet Areas and Shower Recesses
  • External Balconies and Decks
  • Tanking (contact Durotech)
  • Roofs – topcoat with DURO MASTIC™
  • AC (UV coating) or AC Non Slip or SR
  • Water Features


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