Lava Rock
Natural Volcanic Lava Rock is a 100% natural aquarium decoration. It gives your tank a natural and exotic look and is perfect for reef-style and planted aquariums. It is also commonly used in aquarium filtration systems to improve water quality.
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Made when lava cools naturally, creating many small holes
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Lightweight and porous, easy to place and arrange
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Safe for fish and plants
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Does not change water hardness
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Heat and sound absorbing
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Acid and alkali resistant, suitable for long-term use
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Can be used in canister filters, sumps, and bio filters
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Porous surface supports beneficial bacteria growth, helping filtration
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Benefits
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Helps grow moss, ferns, and aquatic plants
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Improves biological filtration and reduces nitrates
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Keeps aquarium water clean and healthy
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Creates a safe and natural environment for fish and shrimp
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No pollution or radiation
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Excellent material for aquascaping and filtration systems
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Reviews
quality of rocks is very good, they give me seleted rock for my tank
very good quality