Block dimensions:12″HIGH X 17″LONG X 4″THICK
Chips
Quarry Products
4" clean large stone
Plastering sand
Blocks
Bags
Small empty heavy duty sand bag.
A tonne bag of sand.
Gravel
Aggregate mix
A much bigger block with a cavity/hole going through the center.
3/8" Chips. Very small stones
An empty small bag.
The bigger thicker blocks up from the 4"