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
Drainage stone-small smooth rounded stone
Blocks
The bigger thicker blocks up from the 4"
Regular 4" block with a 90 degree offset.
A tonne bag of sand.
Plastering sand
Chips
3/8" Chips. Very small stones
Bags
An empty big bag.
Small empty heavy duty sand bag.
Regular sized blocks used for most building jobs.
Gravel
Aggregate mix
Concrete block that weighs one tonne.