Fibre Reinforced Flexible Non Slump Wall and Floor Tile Adhesive


ARDEX X 18 is a superior white polymer fortified cement-based wall and floor tile adhesive that has been specially formulated with mastic type properties. It contains specially developed fibres that add strength to the tiled area. ARDEX X 18 has an extended open time, is non slump and flexible. It is suitable for use in residential and commercial applications, both internal and external including swimming pools. ARDEX X 18 meets the Green Building Council of Australia Green Star IEQ-13 requirements for Ceramic Tile Adhesives.


  • Substrates:

    • Concrete, renders, screeds
    • ARDEX liquid applied undertile waterproofing membranes
    • Fibre-cement sheet, plasterboard on walls
    • Compressed fibre-cement sheet on floors
    • Existing ceramic tiles (internal dry areas)
    • CTU (Ceramic Tile Underlay) over timber

  • Location:

    • Internal
    • External

  • Surfaces: Walls, Floors, suitable for swimming pools
  • Packaging:

    20kg bag