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.
Blocks
The bigger thicker blocks up from the 4"
Bags
An empty small bag.
Chips
Concrete block that weighs one tonne.
Quarry Products
2" clean medium sized stone
Gravel
Clause 804
Small empty heavy duty sand bag.
A tonne bag of sand.
Plastering sand
Regular 4" block with a 30 degree offset.
4" clean large stone