BLOCK FILL is a pre-blended mix of fine and coarse aggregate and Type GU Portland cement packaged in 36 kg sacks and in one cubic yard (.76 m3) bulk bags. It is available in 25 MPa, 30 MPa or custom formulations. BLOCK FILL may also be produced as a fine masonry grout. The material requires only the addition of water and is designed to meet CSA A 170-04 (Section 7.2.3) “Property Specification For Masonry Grout”.