A much bigger block with a cavity/hole going through the center.
They are a much bigger block than the 4″ and 6″ blocks with a cavity/hole going through the center of the block. Sold in bales of 20 or by single blocks on their own.
Blocks
Bags
An empty big bag.
Quarry Products
A tonne bag of sand.
Chips
2" clean medium sized stone
An empty small bag.
Regular 4" block with a 30 degree offset.
Gravel
Clause 804
Drainage stone-small smooth rounded stone
Aggregate mix
4" clean large stone