20mm Ballast Bulk Bags

Our large 850kg bag of 20mm ballast is the ideal choice for your concrete projects. Composed of a mix of sand and stone, it’s perfect for combining with cement for various construction tasks. From installing driveways to constructing shed bases, or other building needs, this ballast ensures a dependable and uniform base.

£47.40 + VAT

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Presenting our premium 20MM Ballast, the ultimate solution for all your concrete-related projects. This adaptable mixture, comprising two-thirds sharp sand and one-third 20MM stone, offers a strong and lasting bond, making it perfect for producing top-notch concrete items.

This 20MM Ballast is the go-to choice in the construction sector for crafting concrete products. It’s excellently suited for building sturdy and durable foundations, walls, and various structures that demand a dependable and solid material.

Please note, due to its sand component, our 20MM Ballast is not suitable for drainage applications.

Now available for purchase as a bulk bag, with an approximate weight of 850kg individually.

Aggregate Type


Bag Size


Aggregate Size



850kg (approx)

For Small Orders: Please note, if you order 4 bags or fewer, a delivery charge of £20 applies.

Free Delivery on Larger Orders: Enjoy free delivery when you order more than 4 bags!

Delivery Areas: We're currently delivering bulk bags to select areas only. Check below to see if your postcode is included in our delivery zone: CO1, CO2, CO3, CO4, CO7, CO11, CO12, CO13, CO14, CO15, CO16, IP1

Order your bags today and get them delivered right to your doorstep!
With our Click and Collect service, you can place your order quickly and easily online or over the phone. Simply specify the type of aggregate and quantity that you require, and we'll have it ready for you to collect on-site at our Martin's Farm location in St Osyth.

Our opening hours make it easy to fit your collection into your busy schedule. We are open from Monday to Friday from 7 am to 5 pm and on Saturdays from 7 am to 12 pm, giving you the freedom to collect your aggregates at a time that suits you.

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