Mapei Keraflex Plus Gray (44 lbs.)


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Professional, Extra Smooth, Large-and-Heavy-Tile Mortar with Polymer

Available on backorder

Mapei Keraflex Plus Mortar Gray (44 lbs.)

Keraflex Plus is a highly versatile, non-sag/nonslump, large-and-heavy-tile mortar and thin-set mortar for tile and stone installations on floors, walls and countertops. This polymer-modified mortar is formulated with Easy Glide Technology for ease of application and offers excellent adhesion to substrates and tile. It can also be used as a mortar over uncoupling, crack-isolation, sound-reduction and waterproofing membranes.


  • High-Transfer Technology for superior mortar-wetting properties
  • Extra smooth, creamy consistency for ease of application
  • Easy mixing, handling and troweling properties
  • Ideal for edge-leveling clip applications
  • Non-sag formula for large-format and heavy tile/stone in wall applications
  • Nonslump formula for large-format and heavy tile/stone in floor applications
  • For bond coats up to 1/2″ (12 mm) in embedded thickness
  • Polymer-enriched for high performance
  • For use over plywood and a variety of membranes

Suitable Substrates:

  • Most interior/exterior residential installations on floors, walls and countertops in dry and wet areas
  • Most interior/exterior commercial installations on floors and countertops
  • Most interior commercial installation on walls
  • For use in tub surrounds and showers
  • For use over exterior-grade plywood
  • Installation of ceramic and porcelain tile, manufactured stone, quarry tile, pavers Saltillo tile, as well as most types of marble, granite, and natural stone