![](http://outback-aggregates.co.uk/wp-content/uploads/2020/09/crusher_run.jpg)
An aggregate composed of crushed concrete, brick and mortar produced as a by-product of demolition projects.
Crush and run also known as hardcore is 40mm down to dust substance offering a great foundation, for a range of surfaces.
Ideal for: driveways, patios and footpaths.