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.
Quarry Products
A tonne bag of sand.
Blocks
The bigger thicker blocks up from the 4"
Plastering sand
4" clean large stone
Bags
An empty small bag.
2" clean medium sized stone
Drainage stone-small smooth rounded stone
Gravel
Clause 804
Chips
3/8" Chips. Very small stones
Regular sized blocks used for most building jobs.