1 bag (20kg) of Brickies Loam to lay 15 to 20 blocks. 1m3 of block fill will fill 132 blocks.
Concreting, Driveways & Footings
Here’s a handy guide to how much cement you will need for 1m3 of Premix:
• 20 bags for water-tight, high strength concrete
• 16 bags for paths, driveways, patios and floors
• 13 bags for foundations and footings
Add 33% to account for shrinkage when making concrete