High Performance For Floor And Wall Tile Installations Requiring Superior Bond Strength. Extended Water-Resistance. Quick Grab, Non-Slip Strength Even On Larger Wall Tiles. Spreads Quickly And Easily. Use With Ceramic Or Mosaic Tile Up To 12" X 12". 75 Minute Open Time, 45 Minute Adjustment Time, 110 Psi Shear Strength. Exceeds ANSI A136.1 Type I Specifications. Covers Approximately 40 To 60 Sq. Ft. Per Gallon (3.7 To 5.6 Sq M Per 3,78 L) Using A 3/16" X 5/32" (15 X 15 Cm) V-Notch Trowel.