spec mix coarse grout

In reinforced masonry, SPEC MIX® Core Fill Grout is used to fill cells of concrete masonry units and horizontal bond beams as well as the cavities of composite masonry construction. SPEC MIX Core Fill Grout is available in both Fine and Coarse designs to meet various project specifaications. The Core Fill Grouts are dry, preblended products containing cementitious materials and dried aggregates formulated for superior flow to fill masonry voids and achieve required compressive strength while meeting ASTM C 476 and CSA A179 requirements for reinforced masonry construction.