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
An empty small bag.
Concrete block that weighs one tonne.
Gravel
Clause 804
Regular 4" block with a 30 degree offset.
Small empty heavy duty sand bag.
Aggregate mix
Plastering sand
A much bigger block with a cavity/hole going through the center.
Chips
3/8" Chips. Very small stones