70 lb / 3000 lb


PROMIX® Core Fill Masonry Grout is a contractor grade pre-blended material formulated for grouting the cells of masonry units. Exceeds 3000 PSI compression strength. This material has been designed to meet ASTM C-476 requirements for reinforced masonry construction.


For each PROMIX® Grout 70 lb bag add eight (8) pints of fresh potable water to mixer. Turn mixer on and begin to adding he grout mix to the mixer. If the material becomes to difficult to mix, add additional water until a workable mix is obtained. Mixing time should be five minutes per batch using a mechanical mixer. Grout should be discarded if not used by one and one half hours from time of mixing.

Note that the final water content should be from 8-15 pints per 70 lb bag.


Always refer to a Professional Engineer or an Architect for specific project requirements for core fill masonry grout mix requirements and proper placement procedures.