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Ardex X4 Large Format thinset grey 40lb bag

Ardex X4 Large Format thinset grey 40lb bag

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ARDEX X 4™ is a polymer modified mortar for setting most types of tile including mosaics and natural stone* over common interior surfaces including exterior grade plywood, as well as over exterior concrete and masonry surfaces. ARDEX X 4 mortar can be used to set porcelain tiles on horizontal exterior concrete or masonry surfaces.

Key Features

  • Ideal for large format tile and stone
  • Use for porcelain, quarry, ceramic and most natural stone* tiles
  • Use above and below uncoupling membranes
  • Easy to mix and apply
  • 3-hour pot life
  • Interior or exterior use; water and frost resistant


Meets or exceeds ANSI 118.4
Meets or exceeds ANSI 118.11
ISO Classification: C2TE