PROVA Flex Uncoupling Membrane Tile Underlayment

PROVA-FLEX is a durable, lightweight tile underlayment that provides crack isolation protection on cement slabs and is an easy-to-install, labor-saving alternative to backer board on woodsubstrates. Shear Stress Control system Eliminates tile cracking Lightweight functionality Top scrim layer provides the ultimate locking mechanism for mortar Achieved an EXTRA HEAVY Performance Rating When Tested to ASTM C627 Premium polymer-modified thinset mortar required for installation.