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
Aggregate mix
Blocks
Quarry Products
2" clean medium sized stone
4" clean large stone
The bigger thicker blocks up from the 4"
Clause 804
Plastering sand
A tonne bag of sand.
Bags
Small empty heavy duty sand bag.
Regular 4" block with a 90 degree offset.
Regular 4" block with a 30 degree offset.