ARDEX WPM 155 Rapid

Modified Polyurethane for Undertile Waterproofing
  • Excellent adhesion with ARDEX tile adhesives
  • Extended coverage for minimising cost
  • Environmentally friendly – solvent free, suitable for confined areas


ARDEX WPM 155 Rapid

ARDEX WPM 155 Rapid is a water based polyurethane-acrylic waterproofing membrane developed for high performance under-tile waterproofing.

  • Fast drying Polyurethane acrylic membrane
  • Excellent film build – easy to gauge thickness
  • Class III membrane – in accordance with AS4858 requirements
  • Green Star – meets the benchmark for VOC credit in the Green Building Council of Australia’s Rating Tools


  • Concrete, Renders and Screeds, Fibre Cement, Plasterboard, Plywood

Technical Data ARDEX WPM 155 Rapid


  • Internal Wet Areas, Balconies, Decks, and other areas that will be tiled or otherwise protected by regular foot traffic


  • Walls
  • Floors


  • Blue/Grey


  • Walls 17.2m2 (2 coats) D.F.T. – 0.5mm
  • Floors 17.2m2 (2 coats) with ARDEX STB Tape – D.F.T. – 0.5mm
  • Floors 8.6m2 (2 coats) D.F.T. – 1.0mm

Drying Times:

  • Recoat Time: 1-2 hours
  • Ready to Tile: 4-6 hours
  • Full Cure: 3 days


  • 4L (5.3kg)
  • 15L (20kg) pails

VOC content:

  • 42g/L