Merkrete ProGrout

Merkrete’s ProGrout is a fast-setting, polymer-modified, color-consistent, and efflorescence-free grout. It is formulated for grouting all types of ceramic and stone tiles on walls and floors when grout joint widths are 1/16 to ½ inch wide. Merkrete classifies the product as a high-end solution that eliminates the need for sanded and non-sanded grouts.