Unsure how much product you need?
This calculator will help you to work out how much stone product you need for your project.
To calculate how much aggregate you need to order, simply enter the dimensions of the area you are filling/covering. Different aggregates have different densities, so please make sure you have chosen the correct aggregate type. You can use imperial, metric or a combination of both by using the drop down boxes.
Please note that the calculator is a guide only.
The exact conversion will depend on a number of factors beyond our control, for example moisture, method and degree of compaction, type of sub–base, etc. We cannot be held contractually responsible for any surplus or shortfall found on site.
20mm Black Ice
20mm Black Ice is a decorative blend of angular black basalt and pale blue grey marble chippings. Its contrasting tones create a modern appearance that intensifies when wet.
Bulk Bags, Mini Bags, Loose
Driveways: Suitable for domestic driveways when laid on a suitable sub base. Pathways and Walkways: Stable and decorative surface. Borders and Flower Beds: Attractive ground cover for landscaping.