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Ardex UI 740 Flexbone Uncoupling Membrane Ardex UI 740 Flexbone Uncoupling Membrane is a high load-bearing sheet membrane ideal for laying large format tile in high-traffic areas. The unique bone shape pattern with GripLock Technology delivers outstanding tensile bond strength between the membrane and mortar. The Flexbone system helps neutralize substrate movement by distributing heavy loads from above. Flexbone Uncoupling membrane can also be used as a waterproof layer in bathrooms and other wet areas. Features 3 mm Uncoupling Mat 39" wide x 65.5' long (1 m wide x 20 m long) roll Coverage: 215 ft.² (20 m²) per roll Ideal for large format tile and stone in heavy traffic areas For use with porcelain, ceramic, quarry, and natural stone tiles It helps prevent grout joint and tile damage from movement and deflection Higher shear and tensile bond strengths than comparable uncoupling membranes Suitable as a waterproofing membrane For use in high-stress areas, such as shopping malls, airports, office buildings, hospitals, etc For use over wooden or concrete substrates
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🇺🇸 Ship from USA · On Agora since 2026
$334.99