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Products / Drainage and aggregates

Drainage gravel

20mm Aggregate, Drainage

Coarse, clean stone ideal for drainage, filter layers, and retaining wall backfill.

$36.30/t ex GST at the quarry

Get my delivered priceHow much do I need?
20mm Aggregate, Drainage: clean coarse grey stone

Good for

  • Drainage and filter layers
  • Backfill behind retaining walls
  • Ag-pipe trenches

How much do I need?

One tonne covers about 6.9 m² at 100 mm deep.

Price this Includes 10% for waste and settling, rounded up to the half tonne. Your invoice settles on the actual weighbridge tonnes.

Big job, special spec or not sure?

Call 0423 066 648