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.
Gravel
Aggregate mix
Blocks
Concrete block that weighs one tonne.
Quarry Products
2" clean medium sized stone
Chips
3/8" Chips. Very small stones
Clause 804
Plastering sand
4" clean large stone
Bags
An empty big bag.
The bigger thicker blocks up from the 4"