Proma Pro Flex Thin Set Mortar Grey 50 lbs

PRO FLEX® is an excellent mid-grade, single-component, polymer-modified thin-set mortar suitable for interior and exterior installation of institutional, commercial and residential non-vitreous, semi-vitreous, vitreous and impervious tiles including porcelain and most natural stone. Also suitable for the installation of most marble and granite tiles over well-prepared concrete and exterior grade plywood substrates. For setting non-vitreous, semi-vitreous, vitreous and impervious ceramic and porcelain tiles, mosaics, pavers and quarry tiles For setting most marble, granite and natural stone (see LIMITATIONS) Ideal for use with uncoupling membranes and sheet-applied waterproofing membranes For INTERIOR and EXTERIOR installations For institutional, commercial and residential floor and wall applications Meets or exceeds ANSI A118.4E and ANSI A118.11 requirements Contributes to LEED® objectives and requirements