Drainage stone-small smooth rounded stone
Drainage stone are small smooth rounded stone used for draining water away from places where water is unwanted. It is sold lose by the tonne.
Blocks
Bags
An empty small bag.
The bigger thicker blocks up from the 4"
An empty big bag.
Quarry Products
Plastering sand
A much bigger block with a cavity/hole going through the center.
2" clean medium sized stone
Regular 4" block with a 90 degree offset.
Gravel
Aggregate mix
Small empty heavy duty sand bag.
Concrete block that weighs one tonne.