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Medium Bed PermaSet 275

ProSpec Medium Bed PermaSet 275  is a portland cement based dry-set mortar designed for large format tile (LFT) floor installations where the embedded thickness is between 3/16” - 3/4” (5 mm - 19 mm).

Features and Benefits:
  • Can be used over an uncoupling membrane
  • Helps overcome irregularities in the tile thickness
  • Good workability
  • Interior floor applications when mixed with water
  • Exterior floor applications require the addition of ProSpec B-730 Mortar / Acrylic Additive
  • Exceeds ANSI A118.1 and ISO 13007 C1 when mixed with water
  • Meets ANSI A118.4, A118.11 and ISO 13007 C2S1P1 when mixed with B-730 Mortar / Acrylic Additive
For installation of:
  • Ceramic tile
  • Quarry tile
  • Non-moisture sensitive natural stone*
  • Porcelain tile (when mixed with B-730 Mortar / Acrylic Additive)
  • Cement tile and pavers
  • High bottom lugged 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) - floor only
  • ProSpec B-6000 Waterproof / Crack Isolation Membrane*
  • Exterior grade plywood (interior floors only)*
  • Properly prepared tile over tile*
* Requires ProSpec B-730 Mortar / Acrylic Additive.

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