Drainage stone-small smooth rounded stone
Drainage stone are small smooth rounded stone used for draining water away from places where water is unwanted. It is sold lose by the tonne.
Blocks
Regular 4" block with a 30 degree offset.
Quarry Products
A tonne bag of sand.
Regular 4" block with a 90 degree offset.
A much bigger block with a cavity/hole going through the center.
Chips
Gravel
Aggregate mix
Clause 804
3/8" Chips. Very small stones