Regular 4″ block with a 30 degree offset.
Regular 4″ block with a 30 degree offset. Used especially for bay windows. Can be bought individually or as a bale of 30.
Gravel
Screenings-Very dusty gravel
Bags
An empty small bag.
Blocks
Regular 4" block with a 90 degree offset.
Concrete block that weighs one tonne.
Clause 804
A much bigger block with a cavity/hole going through the center.
Aggregate mix
Quarry Products
Drainage stone-small smooth rounded stone
Regular sized blocks used for most building jobs.