Upgrade your outdoor space with 20mm Charcoal Granite Gravel, a premium decorative aggregate that delivers a bold, modern finish to any landscaping project. Formed from durable volcanic basalt, this striking stone features a smoky charcoal tone when dry, transforming into a rich, deep black when wet—perfect for creating contrast and visual impact.
Designed for both aesthetics and performance, this gravel is extremely hard-wearing and low-maintenance, making it ideal for high-traffic areas such as driveways and pathways. Its natural resistance to moss growth ensures a cleaner, longer-lasting finish with minimal upkeep.
Whether you’re designing a contemporary garden, refreshing a patio, or installing a stylish driveway, this versatile black aggregate enhances any setting with a sleek and professional look.
Key Features & Benefits
- ✔ Premium Black Basalt Stone – Naturally durable volcanic aggregate
- ✔ Colour Enhancing Finish – Dark grey when dry, intense black when wet
- ✔ Low Maintenance – Resistant to moss and weed growth
- ✔ Hard-Wearing – Suitable for driveways and heavy-use areas
- ✔ Fish Friendly – Safe for ponds and water features
- ✔ Modern Aesthetic – Ideal for contemporary garden designs
Product Specifications
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Stone Size: 20mm (approx. 8–25mm variation)
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Colour: Charcoal Grey (dry) / Black (wet)
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Material Type: Basalt (Volcanic Stone)
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Recommended Depth: 30–40mm coverage
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Coverage Use: Decorative & functional landscaping
Ideal Applications
- Driveways & parking areas
- Garden paths & walkways
- Patio borders & edging
- Decorative garden beds
- Water features & ponds
- Modern landscape designs
Available Packaging Options
- Bulk Bags – 800kg
- Maxi Bags – 1000kg (50 bags)
- Maxi Bags – 500kg (25 bags)
- Single Maxi Bags – 20kg