Blocks
Concrete block that weighs one tonne.
Quarry Products
Drainage stone-small smooth rounded stone
Plastering sand
Bags
Small empty heavy duty sand bag.
An empty small bag.
The bigger thicker blocks up from the 4"
An empty big bag.
Regular 4" block with a 90 degree offset.
Chips
Gravel
Aggregate mix
A tonne bag of sand.
Clause 804