Ardex - X 77 MICROTEC Fiber Reinforced Tile & Stone Mortar, Gray 40 lb

ARDEX X 77 MICROTEC Fiber Reinforced Tile and Stone Mortar is a high-performance, microfiber-reinforced, polymer-modified mortar formulated especially for large format tile installations. Use to install porcelain, glass, quarry, ceramic and most natural stone tiles over interior or exterior concrete and masonry floor and wall surfaces. Also use for interior applications over exterior-grade plywood. ARDEX X 77 is ideal for use in swimming pools and fountains and over in-floor heating systems and is recommended for all tile sizes, including mosaics.

• Use for setting porcelain, quarry, ceramic and most natural stone tiles

• Advanced technology for very large and thin porcelain tiles

• Extended open time of 60 minutes – double the ISO standard

• Unmatched sag resistance – double the ISO standard

• Outstanding coverage – 110 sq. ft. per bag with ¼” sqare notch trowel

• Medium bed applications (large and heavy tile mortar)

• Water and frost resistant – ideal for swimming pools and high traffic areas

• Extremely easy to mix and apply

• Highly flexible; 3-hour pot life