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Medium Bed PermaFlex 300

ProSpec Medium Bed PermaFlex 300 is an economical, one-component, portland cement-based, porcelain tile mortar designed for interior and exterior floor applications of large format tile (LFT) over concrete where the embedded thickness is between 3/16” - 3/4” (5 mm - 19 mm).

Features and Benefits:
  • Polymer-modified, just add water
  • Can be used for bedding thickness 3/16” - 3/4” (5 mm - 19 mm)
  • Helps overcome irregularities in tile thickness
  • Good workability
  • Interior or exterior concrete floor applications only
  • ANSI A118.4 and ISO 13007 C2

For installation of:
  • Porcelain tile
  • Ceramic tile
  • Quarry tile
  • Non-moisture sensitive natural stone*
  • Cement tile and pavers
  • High bottom lugged tile
  • Ideal for light colored glass tile
* All natural stone should be tested to be sure discoloration does not occur.

For installation over:
  • Properly cured and finished concrete
  • Cured portland cement mortar
  • Cement backer unit (CBU)
Note: Difficult to bond substrates like existing vinyl tile or cutback adhesive require extra preparation. Consult ProSpec Technical Services.

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