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
Quarry Products
A tonne bag of sand.
Bags
Small empty heavy duty sand bag.
A much bigger block with a cavity/hole going through the center.
Gravel
Screenings-Very dusty gravel
An empty small bag.
Chips
Regular 4" block with a 90 degree offset.
Clause 804
Aggregate mix
Regular 4" block with a 30 degree offset.
The bigger thicker blocks up from the 4"