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
The bigger thicker blocks up from the 4"
Concrete block that weighs one tonne.
Chips
Quarry Products
4" clean large stone
Plastering sand
Gravel
Aggregate mix
Bags
An empty big bag.
Clause 804
A tonne bag of sand.