JBL ProScape Volcano Mineral substrate, 3 l

Base color: Gray, Brown, Substrate: Active, Texture: Gravel, Material: Volcanic rock, Package size: 3.6 kg

• Volcanic rock substrate as a stable foundation for stone and root wood structures
• Base substrate for natural aquariums: Porous volcanic rock ensures water circulation in the substrate
• Organic plant nutrients are supplied to plant roots
• Vital plant growth: Optimal oxygen supply and circulation through open-pored structure
• Long-term supply of nutrients and minerals
• Secure foundation without slipping, ideal for a non-yielding substrate