Small empty heavy duty sand bag.
Small empty heavy duty sand bag (GREEN) 4FT LONG X 1FT WIDE.
Blocks
Concrete block that weighs one tonne.
Quarry Products
Drainage stone-small smooth rounded stone
Regular 4" block with a 90 degree offset.
4" clean large stone
Gravel
Aggregate mix
Regular 4" block with a 30 degree offset.
A tonne bag of sand.
A much bigger block with a cavity/hole going through the center.
Clause 804
The bigger thicker blocks up from the 4"