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.
Gravel
Screenings-Very dusty gravel
Bags
Small empty heavy duty sand bag.
Blocks
Regular 4" block with a 30 degree offset.
Concrete block that weighs one tonne.
The bigger thicker blocks up from the 4"
Quarry Products
2" clean medium sized stone
4" clean large stone
Plastering sand
An empty big bag.
Regular 4" block with a 90 degree offset.
Chips
Drainage stone-small smooth rounded stone