Premium Cured Live Rock 20Kg Box
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Build Your Reef with Genuine Live Rock
Our 20kg Premium Cured Live Rock Box is ideal for customers setting up a new marine aquarium, building a substantial aquascape or adding genuine live rock to a larger reef system.
Sourced from Indonesia and selected for its natural shape and porous structure, our genuine live rock provides far more than simply an attractive aquascape – it becomes an important part of your aquarium's biological filtration.
Fully Cured & Matured
At Rock 'N' Critters we take the preparation of our live rock seriously. Our rock is carefully cured in our own specialist live rock systems before being made available for sale, allowing it to mature and establish beneficial bacterial populations before reaching your aquarium.
Individual pieces can display beautiful natural colouration, including purple coralline algae, alongside the diverse microscopic life associated with genuine mature live rock.
Natural Biological Filtration
The highly porous structure of genuine live rock provides an enormous surface area for beneficial bacteria and microorganisms involved in processing waste within a marine aquarium.
This makes live rock both an attractive aquascaping material and an extremely effective natural biological filter – helping create the foundation for a stable and biologically diverse reef system.
Ideal for New Reef Builds
A 20kg box is an excellent option when you require a larger quantity of rock for:
• New marine and reef aquarium setups
• Building complete reef aquascapes
• Larger marine aquariums
• Adding biological filtration
• Seeding dry or artificial reef rock
• Creating natural coral mounting areas
Every piece is naturally unique, with variations in shape, size, texture and colour helping you create an aquascape that looks like a genuine section of reef rather than a manufactured structure.
For customers requiring a substantial amount of premium live rock, our 20kg box combines genuine fully cured Indonesian live rock with excellent value compared with purchasing individual kilograms.
Genuine live rock. Fully cured. 20kg of natural reef-building potential.
The best ratio for live rock in the aquarium is 1 kilogram per 9 litres of saltwater.







