A much bigger block with a cavity/hole going through the center.
They are a much bigger block than the 4″ and 6″ blocks with a cavity/hole going through the center of the block. Sold in bales of 20 or by single blocks on their own.
Gravel
Aggregate mix
Blocks
Quarry Products
Plastering sand
The bigger thicker blocks up from the 4"
Regular sized blocks used for most building jobs.
Regular 4" block with a 90 degree offset.
Chips
Clause 804
Bags
Small empty heavy duty sand bag.
4" clean large stone