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
Chips
3/8" Chips. Very small stones
Bags
An empty big bag.
Gravel
Clause 804
Concrete block that weighs one tonne.
The bigger thicker blocks up from the 4"
Aggregate mix
Small empty heavy duty sand bag.
Quarry Products
Drainage stone-small smooth rounded stone
4" clean large stone
Regular 4" block with a 90 degree offset.
2" clean medium sized stone