Parex USA Inc. presents Merkrete ProGrout, a professional-grade, premium performance grount. ProGrout is a fast-setting, polymer-modified, color-consistent and efflorescence-free grout formulated for all types of ceramic and stone tiles, on walls and floors with grout joint widths from 1/16” to 1/2” wide. ProGrout is packaged in plastic bag. For details, circle 190 on the Reader Inquiry Card.