Regular 4″ block with a 90 degree offset.
Regular 4″ block with a 90 degree offset. Can be bought individually or as a bale of 30.
Gravel
Aggregate mix
Bags
Small empty heavy duty sand bag.
Quarry Products
Drainage stone-small smooth rounded stone
Plastering sand
2" clean medium sized stone
4" clean large stone
Blocks
A tonne bag of sand.
Concrete block that weighs one tonne.
Clause 804
An empty big bag.