SPEC MIX® Core Fill Grout is a dry, preblended fine or coarse mix used to fill CMU cells, bond beams, and cavities in reinforced masonry. Formulated for excellent flow and strength, it bonds masonry units and steel reinforcement while meeting ASTM C 476 and CSA A179 standards. Manufactured under strict quality control, each batch is proportioned accurately and certified to meet project and code requirements, ensuring a strong, reliable wall system. Available in 3,000, 4,000, and 5,000 PSI. Available with IWR.
Use For:
- High lift applications
- Low lift applications
- Masonry
- Composite masonry construction
| BOM | UNIT SIZE | UNIT WEIGHT | PACK QUANTITY | PACK WEIGHT | PACK TYPE |
|---|---|---|---|---|---|
| Varies | 80 lb. bag | 80 lb. | 42 | 3360 lb. | Pallet |
| Varies | 3000 lb. bag | 3000 lb. | 1 | 3000 lb. | Bulk Bag |





