Welcome to Chas. Long & Son (Aggregates) Ltd.

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Chas Long and Son Aggregates Ltd. banner showing 20mm blue slate

Our Products: 20mm Blue Slate

Unsure how much product you need?

  • Use our Aggregate Calculator

    Aggregate Calculator

    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.

    Diagram showing length, width and depth

    Tonnes of this Aggregate

    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.

Picture of Chas Long and Son Ltd. product: 20mm Blue Slate
Picture of Chas Long and Son Ltd. product: 20mm Blue Slate

Product name:

20mm Blue Slate

Description:

20mm Blue Slate is a flat decorative flat slate with rich blue tones that deepen when wet. Best suited to decorative landscaping use.

How it's sold (Bulk Bags, Mini Bags, Loose):

Bulk Bags, Mini Bags, Loose

Types of application:

Pathways and Walkways: Suitable for decorative paths. Borders and Flower Beds: Decorative mulch that helps retain moisture. Water Features: Suitable for use around ponds and water features.