Our Blue Crushed Slate 20mm is an ideal alternative to the traditional gravel for driveways.
The average size of this aggregate is 20mm which makes it a perfect covering for driveways, paths and beds and borders.
Each small bag contains approximately 25kg.
Each bulk bag contains approximately 900kg.
1000kg of slate will cover approximately 20m² at a depth of 25mm.
n.b. pictures are representative only - this is a natural product which may vary in size, shape, colour and texture.