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.
Bags
An empty big bag.
Gravel
Aggregate mix
Quarry Products
A tonne bag of sand.
Blocks
Screenings-Very dusty gravel
Small empty heavy duty sand bag.
The bigger thicker blocks up from the 4"
Drainage stone-small smooth rounded stone
Regular sized blocks used for most building jobs.
Plastering sand