Block dimensions:12″HIGH X 17″LONG X 4″THICK
Blocks
Concrete block that weighs one tonne.
Quarry Products
Plastering sand
Regular 4" block with a 90 degree offset.
Drainage stone-small smooth rounded stone
Gravel
Aggregate mix
Screenings-Very dusty gravel
The bigger thicker blocks up from the 4"
A much bigger block with a cavity/hole going through the center.
Regular 4" block with a 30 degree offset.
Regular sized blocks used for most building jobs.