Blocks
A much bigger block with a cavity/hole going through the center.
Quarry Products
4" clean large stone
Plastering sand
Concrete block that weighs one tonne.
The bigger thicker blocks up from the 4"
Gravel
Screenings-Very dusty gravel
Regular sized blocks used for most building jobs.
2" clean medium sized stone
Bags
An empty small bag.
Clause 804