Ardex E 90 Mortar Admix, Gallon

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The use of this tile and stone mortar enhancer results in a mortar that has a high bond strength and excellent water repellant properties.


Ardex E 90 is a synthetic additive that acts as an enhancer for tile and stone mortars. It is designed to be diluted with water prior to mixing with select Ardex mortars. The addition of Ardex E 90 results in a mortar that has a high bond strength, improved elasticity and water repellant properties. Ideal for both interior and exterior installations.

  • For use with select Ardex tile and stone mortars
  • Improves adhesion and flexibility when setting all tile types
  • Achieves ISO 13007 S2 deformability when used with Ardex X 77, X 78 and N 23
  • For interior or exterior use
  • Provides a water-repellant mortar for tiling showers, swimming pools and other wet areas; helps reduce the risk of efflorescence
  • Ideal for setting glass tile when used with Ardex X 77 White along swimming pool water lines
  • Allows direct tile installation over existing tiles without profiling or priming
  • Suitable for use over in-floor heating systems
  • Low VOCs

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