20mm Shingle

This sized gravel is more angular than the 4-10mm. This makes it more suitable for being used to lay driveways, being angular the stone is less likely to displace easily under the weight of vehicles.

Laying Depth: for both driveways and footpaths, we recommend a lying depth of 50mm (2 inches). These two types are most popular for making driveways as they have a hard-wearing nature, due to them containing granite, basalt or flint