KEYSTONE and other similar types of retaining wall systems for structural applications require granular fill behind the retaining wall.

The following products are commonly used.


Drury Quarry

  • DQ40 – General All Passing 40 mm
  • DQ65 – General All Passing 65 mm


Other retaining wall products

For Gabion Rock used in gabion walls and gabion baskets – see Erosion Protection products or contact us for more information and technical support