20mm Gravel Bulk Bag 850kg | Driveway Gravel & Landscaping,20mm Gravel Bulk Bag 850kg | Driveway Gravel & Landscaping

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20mm Gravel Bulk Bag | Bulk Bag Gravel | Turnbull

The Turnbull 20mm Gravel Bulk Bag contains high-quality, multi-coloured gravel ideal for driveways, garden pathways, drainage, and general landscaping projects. Graded from 10mm to 20mm, this angular stone interlocks when compacted to form a stable, rut-resistant surface that handles daily vehicular and foot traffic while offering excellent natural drainage.

Delivered direct to your site or home in heavy-duty 850kg bulk bags, our aggregate is kept tidy until you need it. Simply barrow out what you need while keeping the remaining gravel clean and contained.

£71.80

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20mm Gravel Bulk Bag

Please note: our gravel is locally sourced, so natural variations in colour and appearance can occur. The gravel supplied may differ from our image shown. Feel free to pop into your local building supplies branch to check the colouring before purchase.

Product: 20mm Gravel Bulk Bag
Bag Weight: 850kg nominal weight (allow 1000kg gross weight for offloading and crane lifting)
Grading Size: 10mm – 20mm angular stone mix
Color Profile: Natural mix of brown, white, cream, and grey tones
Origin: Locally sourced natural aggregate (natural shade variations may occur)
Delivery Options: Free local kerbside delivery on bulk aggregate bags

What Is 20mm Gravel Used For?

20mm decorative gravel is one of the most versatile aggregate materials for residential and commercial landscaping:

Gravel Driveways & Parking: Angular stones interlock to create a durable surface that supports heavy car traffic without shifting.
Garden Paths & Patio Borders: Adds neat, low-maintenance texture and natural color to garden paths, rockeries, and plant borders.
Drainage Systems & Soakaways: High permeability makes it ideal for pipe bedding and land drainage.
Weed Control & Suppression: Provides effective ground cover over geotextile membrane to inhibit weed growth and retain soil moisture.
Hard Landscaping & Water Features: Suitable for surrounding ponds, water features, flower beds and general decorative ground coverage.

Frequently Asked Questions

How much ground does one 850kg gravel bulk bag cover?

One 850kg gravel bulk bag covers approximately 8 to 10 square metres at a standard laying depth of 50mm (2 inches). For driveways, a depth of 50mm is recommended.

How many 25kg bags are equivalent to one bulk bag?

One 850kg bulk gravel bag contains roughly the same volume as 34 individual 25kg handy bags, offering a much more cost-effective solution for large landscaping projects.

Can I order gravel loose instead of in a bulk bag?

Yes, loose load gravel delivery is available through selected local branches. Please contact your nearest branch to arrange loose aggregate drops.

Where do you deliver bulk gravel bags?

We provide direct kerbside delivery across Lincolnshire and Nottinghamshire, serving Boston, Newark, Horncastle, Brigg, Sleaford, Spalding, and surrounding areas within a 20-mile radius.

Note: Deliveries to LN1–LN3 postcodes will be when we are next in the area, and may be longer than our advertised lead time.