A tonne bag of sand.
A tonne bag of sand made up in store and ready to be collected.
Bags
Small empty heavy duty sand bag.
An empty big bag.
Blocks
Concrete block that weighs one tonne.
Gravel
Screenings-Very dusty gravel
Quarry Products
Drainage stone-small smooth rounded stone
Plastering sand
Regular 4" block with a 30 degree offset.
Clause 804
Chips