* Color may vary between actual product and featured images. Always make your selection from an actual product sample.


Special price

Please call for pricing on quantities less than 6 cartons.
Minimum order quantity: 250sqft.

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  • Open Time60 minutes- double the ISO standard
  • Pot Life4 hours
  • Time to Grout24 hours

MICROTEC Fiber Reinforced, Semi-Pourable, Tile and Stone Mortar

ARDEX X 78 is a high-performance, microfiber reinforced, semi-pourable, tile and stone mortar specially formulated for horizontal, large format tile installations.

Use for:

Porcelain, quarry, ceramic, mosaic, and most natural stone tiles.

Key Features

  • Superior bond strength and highly flexible for excellent shear resistance
  • Ideal for interior and exterior; floor and horizontal surface applications in high-traffic areas
  • Very easy to mix and apply, creamy smooth semi-pourable consistency
  • Use over in-floor heating systems
  • Special additives virtually eliminate the chance of efflorescence
  • Gray 40 lb - $39.09
  • White 40 lb - $42.21
  • Open Time60 minutes- double the ISO standard
  • Pot Life4 hours
  • Time to Grout24 hours
  • ColorsGray, White
  • StorageStore in a cool dry area. Do not leave bags exposed to sun.
  • Shelf Life1 year, if unopened.
  • HeadingTile Mortars
  • Description​MICROTEC Semi-Pourable Tile and Stone Mortar
  • WarrantyARDEX Engineered Cements Standard Limited Warranty applies. Also eligible for the ARDEX SystemOne™ Warranty when used in conjunction with ARDEX grouts and ARDEX caulks.
  • ColorRed
  • Packaging40 lb. (18 kg) bag 20 lb. (9 kg) bag
  • Coverage1/4’’ x 1/4’’ x 1/4’’ Sq. Notch Trowel 105 sq. ft (9.75 sq. m)

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