Block dimensions:12″HIGH X 17″LONG X 4″THICK
Blocks
Concrete block that weighs one tonne.
Bags
Small empty heavy duty sand bag.
The bigger thicker blocks up from the 4"
Quarry Products
2" clean medium sized stone
A tonne bag of sand.
Regular 4" block with a 90 degree offset.
Chips
3/8" Chips. Very small stones
A much bigger block with a cavity/hole going through the center.
An empty small bag.
Drainage stone-small smooth rounded stone
An empty big bag.