ARDEX FLEXBONE UI 720 Unbound Uncoupling Anti-Fracture Crack Isolating Membrane 215 Sq Ft Roll 1/8” Thick Flooring Underlayment for Bathroom Floor Tiles, with Self-Adhering Mesh (3 Rolls Bundle)

The ARDEX FLEXBONE UI 720 underlayment membrane roll covers 215 Square Feet (180 Square Meters). It is 1/8" (3 mm) thick, 39" wide, 65.6' long (1 m wide, 20 m long)

A loose-laid floating uncoupling membrane composed of a highly durable and flexible plastic material, topped with laminated glass fiber mesh features self-sticking overlaps for fast and easy seam connection

The unique bone-shaped stud pattern fills with thinset mortar easily, and it implements grip lock technology to create an extremely powerful mortar-to-membrane bond, boosting floor tile adhesion

Perforated with over 1,000 punctures per square foot for vapor pressure equalizing action, this membrane requires minimal preparation, making it ideal for placement on difficult surfaces

Take advantage of the FLEXBONE 720's floating uncoupling design and self-sticking overlaps features to save installation time and effort by up to 50% by reducing the required surface prep time, ideal for frequently replaced flooring installation