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.
Bags
Small empty heavy duty sand bag.
Plastering sand
An empty big bag.
Blocks
Gravel
Clause 804
4" clean large stone
Chips
Drainage stone-small smooth rounded stone
Regular sized blocks used for most building jobs.