A tonne bag of sand.
A tonne bag of sand made up in store and ready to be collected.
Blocks
Quarry Products
4" clean large stone
Drainage stone-small smooth rounded stone
Bags
Small empty heavy duty sand bag.
Chips
Concrete block that weighs one tonne.
Gravel
Aggregate mix
3/8" Chips. Very small stones
Clause 804
The bigger thicker blocks up from the 4"
A much bigger block with a cavity/hole going through the center.
Regular sized blocks used for most building jobs.