An empty big bag.
An empty big bag which can hold a tonne of sand, gravel or chips. Bought on its own as an empty bag.
Blocks
Quarry Products
2" clean medium sized stone
Concrete block that weighs one tonne.
Regular 4" block with a 90 degree offset.
Gravel
Clause 804
A tonne bag of sand.
Chips
Drainage stone-small smooth rounded stone
Regular 4" block with a 30 degree offset.
Plastering sand