Ardex UI 720 Flexbone Floating Tile Underlayment, 215 SF Roll

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Ardex UI 720 Flexbone is the only unbonded true 100% uncoupling membrane designed to protect against damage to tiles and grout joints.

Size: 3mm X 39"W X 65.6'L (215 SF Roll)


The Ardex UI 720 Flexbone floating uncoupling system is the first and only unbonded, true 100% uncoupling membrane that is designed to provide an enhanced level of protection for tile and stone installations. Ardex uncoupling membranes help to prevent cracking in tile and grout joints and manage moisture vapor in the substrate. Ardex UI 720 is perfect for going over difficult substrates and is ideal for residential and light commercial applications.

  • True 100% uncoupling
  • Use with porcelain, ceramic, quarry and natural stone tiles
  • Up to 50% time savings
  • Helps to prevent grout joint and tile damage
  • Vapor pressure equalization
  • Perfect for use over difficult substrates
    • Vinyl and linoleum floor coverings
    • Existing and cracked tile
    • Contaminated substrates: oil, paint, etc.
  • Ideal for frequently-changed floor coverings
  • 1/8" (3mm) Uncoupling Mat
  • 39" wide x 65.6' long roll
  • Coverage of 215 sq. ft.

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