Block dimensions:12″HIGH X 17″LONG X 4″THICK
Quarry Products
Plastering sand
A tonne bag of sand.
Blocks
2" clean medium sized stone
Concrete block that weighs one tonne.
Drainage stone-small smooth rounded stone
4" clean large stone
Regular sized blocks used for most building jobs.
Gravel
Screenings-Very dusty gravel
Clause 804
Regular 4" block with a 30 degree offset.