12mm Aggregate is typically used as a concrete aggregate and has a nominal size of 12mm down to 10mm.
12mm Blue Metal is often used for mixing concrete due to its high compressive strength, and can also be a cheaper alternative as a decorative dressing for footpaths and driveways.
Used as an aggregate for concrete.
Commonly used in asphalt and as a sealing aggregate for roads, highways and car parks.
Its many uses for drainage include backfilling trenches, around PVC and Ag-Pipes, behind retaining walls, concrete bases and deep garden beds.