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 90 degree offset.
Regular 4" block with a 30 degree offset.
Quarry Products
A tonne bag of sand.
2" clean medium sized stone
Bags
An empty small bag.
Chips
3/8" Chips. Very small stones
Gravel
Clause 804
A much bigger block with a cavity/hole going through the center.
An empty big bag.
The bigger thicker blocks up from the 4"