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720 Rapid Set: Portland Cement Medium Bed Mortar

 

Since 1971 Merkrete has successfully provided one billion square feet of tile and stone installation systems. Merkrete has become one of the tile market's most respected brands for innovation, technical knowledge, and unique products.

Merkrete tile and stone installation systems exhibit superior innovation and consistently provide the right solution.

From underlayment material to grouts, thin sets, waterproofing and crack isolation material - Merkrete offers one of the most diversified Tile & Stone Installation Product lines in the industry. Behind every Merkrete product is revolutionary research, groundbreaking development and unsurpassed commitment to quality, customer service and green innovations.

720 Rapid Set: Portland Cement Medium Bed Mortar

Basic Use:

Merkrete 720 Rapid Set is a premium grade rapid setting polymer modified portland cement medium bed mortar for installing porcelain, ceramic tile and natural stone. It is ideal for large format, ceramic, porcelain gauged and irregular thickness stone tile installations.

Uses:

720 Rapid Set can be used as a thin set mortar for ceramic tile and natural stone for both walls and floors in interior and exterior applications. It is recommended for use in the thin set installation method for absorptive, semi-vitreous and vitreous tile over properly prepared masonry, concrete, cement backer board, and existing ceramic tile. In interior dry areas, it is suitable for gypsum board and plywood substrates. It is used as a thin set from 3/32” (2.4 mm) to 3/4” (19.1 mm) after the tiles have been properly beat in. 720 Rapid Set is suitable for both residential and commercial construction.

Advantages:

  • Easy adjustments against lippage
  • Ideal for large format tile
  • Freeze thaw stable
  • Interior and exterior
  • Bonds to most surfaces
  • Available in both gray and white colors
  • Exceeds ANSI A 118.4 for latex portland cement mortar and ANSI A118.11 for EPG latex portland cement mortar.
  • Setting time 60 - 90 minutes
Suitable Substrates
  • Brick masonry
  • Cement backer board1
  • Cement mortar beds
  • Cement plaster
  • Cement terrazzo
  • Ceramic tile and stone
  • Concrete
  • Concrete masonry
  • Exterior grade plywood2
  • Gypsum wallboard2
  • Merkrete waterproofing/crack isolation membranes

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(09 31 00) Thin-Set Tiling
(09 31 13) Thin-Set Ceramic Tiling
  (09 31 33) Thin-Set Stone Tiling
(09 32 00) Mortar-Bed Tiling
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