An empty small bag.
An empty small bag which can be filled with 4 stone weight of sand, gravel or chips. Bought on its own as an empty bag.
Blocks
Gravel
Screenings-Very dusty gravel
Regular 4" block with a 30 degree offset.
Quarry Products
2" clean medium sized stone
Bags
An empty big bag.
Regular sized blocks used for most building jobs.
Plastering sand
Aggregate mix
Small empty heavy duty sand bag.
Concrete block that weighs one tonne.
Clause 804