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.
Bags
An empty big bag.
Blocks
Regular sized blocks used for most building jobs.
Gravel
Screenings-Very dusty gravel
Quarry Products
A tonne bag of sand.
Small empty heavy duty sand bag.
2" clean medium sized stone
Regular 4" block with a 30 degree offset.
Concrete block that weighs one tonne.
Plastering sand
Drainage stone-small smooth rounded stone