ARDEX E 90

Tile Adhesive Improver

  • For use with ARDEX X 7, S 16 and S 21 cement-based tile adhesives
  • Improves adhesion when fixing fully vitrified tiles, porcelain and mosaics etc.
  • Improves flexibility
  • For internal or external use
  • Eliminates the need to prime when fixing onto existing glazed surfaces
  • For use when tiling to heated subfloors

Unit Size Available: 2kg, 4kg

Coverage: Refer to product datasheet

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Tile adhesive
Notch size / bed thickness
Area to be covered

How much will I need?

The number of kg required = kg
The number of units required for your project = units.

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage

Select product
Depth mm
Area to be covered
Select product
Depth mm
Area to be covered
Select product
Depth mm
Area to be covered

The calculator below will tell you how large an area a unit of the selected grout will cover, based on the dimensions that you supply. Simply enter the required figures in the boxes below and view the results in the results box.

Tile Dimensions Grout
Length (mm)
Breadth (mm)
(check joint width)
Joint Dimensions
Width (mm)
Depth (mm)

All tile and joint dimensions are rounded up to the nearest number (no decimal points).


Results - based on figures and product chosen above.
Result kg per square metre. Therefore:
a kg unit will cover -

How many unit(s) will I need?

Enter the area of your project here: m²   
The number of kg unit(s) required for your project =

The calculation above indicates the approximate number of units required, and does not allow for site conditions or wastage