Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Blocks
A much bigger block with a cavity/hole going through the center.
Quarry Products
Drainage stone-small smooth rounded stone
Regular 4" block with a 90 degree offset.
Chips
Gravel
Aggregate mix
Plastering sand
Screenings-Very dusty gravel
4" clean large stone
A tonne bag of sand.
Concrete block that weighs one tonne.